The Partnership Between Billie Jean King and Other Trailblazing Women in Sports

Billie Jean King stands as one of the most transformative figures in the history of athletics. Her relentless pursuit of equality reshaped the landscape for women athletes across every sport and every continent. Yet King herself would be the first to insist that her accomplishments were never solitary. Throughout her career, she forged powerful alliances with other pioneering women who shared her vision of a sports world where talent and determination mattered more than gender. These partnerships, built on mutual respect and a shared sense of purpose, created a movement that changed not only tennis but the entire structure of competitive athletics. The story of Billie Jean King is inseparable from the story of the women who stood beside her, challenged her, and together with her broke down barriers that had stood for generations.

The scope of what these women achieved together is difficult to overstate. They did not merely ask for a seat at the table; they built an entirely new table where women athletes could compete on their own terms. They demanded equal prize money and got it. They fought for media coverage and created it. They insisted on proper training facilities and forced institutions to provide them. And perhaps most importantly, they showed young girls everywhere that sports could be a viable, respected, and celebrated path in life. The partnerships King cultivated were not simply convenient alliances but deep, strategic collaborations that amplified the voice of every woman involved.

The Historical Context: A Landscape of Inequality

To understand the significance of the partnerships Billie Jean King formed, one must first understand the world of women’s sports in the 1960s and early 1970s. It was a world where women athletes received a fraction of the attention, funding, and respect afforded to their male counterparts. In tennis, the disparity was especially glaring. Male champions like Rod Laver and John Newcombe competed for prize purses that dwarfed what women could earn, even when women’s matches drew comparable crowds and television ratings. Female players were often treated as secondary attractions, scheduled on lesser courts and given minimal promotional support.

The situation extended far beyond prize money. Women athletes had limited access to quality coaching, training facilities, and equipment. Scholarship opportunities for women in college sports were scarce. Professional leagues for women in most sports simply did not exist. The prevailing cultural attitude held that women’s sports were inherently less exciting, less competitive, and less worthy of investment than men’s sports. These assumptions were rarely questioned and almost never challenged at an institutional level. It was against this backdrop that Billie Jean King and her collaborators began their work.

The early 1970s marked a tipping point. The women’s liberation movement was gaining momentum across American society, and women in sports were determined not to be left behind. King, already a top-ranked player with multiple Grand Slam titles, used her platform to speak out about the inequalities she and her peers faced. But she knew that individual voices, no matter how powerful, could only accomplish so much. Real change would require collective action. She began reaching out to other women athletes who shared her frustration and her vision for a different future.

The Original Nine: Founding the WTA

Perhaps the most consequential partnership King forged was with the group known as the Original Nine. In 1970, nine women tennis players made a decision that would alter the course of sports history. Dissatisfied with the vast disparity in prize money between men and women at tournaments, they accepted an offer from World Tennis Magazine publisher Gladys Heldman to sign $1 contracts and compete in a separate women’s event. The nine women were Billie Jean King, Rosie Casals, Nancy Richey, Kerry Melville Reid, Peaches Bartkowicz, Kristy Pigeon, Judy Tegart Dalton, Valerie Ziegenfuss, and Julie Heldman. Each took an enormous risk. They faced suspension by the United States Lawn Tennis Association and the possibility of being barred from Grand Slam events. But their gamble paid off.

The success of that first independent tournament laid the groundwork for the formation of the Women’s Tennis Association in 1973. King was elected the first president of the WTA, and the organization rapidly became the primary governing body for women’s professional tennis. The WTA gave women players a unified voice in negotiations with tournaments, sponsors, and governing bodies. It established a ranking system, a coherent tour schedule, and minimum standards for prize money and working conditions. The creation of the WTA was arguably the single most important organizational achievement in the history of women’s professional sports. It was made possible only because nine women were willing to stand together and risk everything.

The partnership among the Original Nine was not simply a business arrangement. These women supported each other through the intense pressure that came with challenging the establishment. They traveled together, practiced together, and strategized together. They celebrated each other’s victories and provided comfort after defeats. Their bond was forged in the crucible of a fight that no one thought they could win. And they proved everyone wrong. The WTA remains a model for how women athletes can organize collectively to advocate for their interests and achieve lasting structural change.

Chris Evert: Rivalry and Alliance

One of the most significant partnerships in Billie Jean King’s career was with Chris Evert, a player who came onto the scene as a teenager and quickly became one of the greatest champions the sport has ever seen. Evert and King had a relationship that defied easy categorization. On the court, they were fierce competitors, meeting in multiple Grand Slam finals and pushing each other to new heights. Evert’s cool, precise baseline game contrasted sharply with King’s aggressive serve-and-volley style, making their matches compelling theater. Off the court, however, they developed a deep mutual respect and a shared commitment to advancing women’s tennis.

Evert joined King in advocating for equal prize money at tournaments around the world. She used her growing platform to speak out about the importance of treating women athletes with the same dignity and respect as men. When Evert reached the pinnacle of the sport, she did not forget the struggles that earlier generations had faced. She actively worked to ensure that the opportunities she enjoyed would be available to the players who came after her. King has spoken repeatedly about how important Evert’s support was during the critical years when the WTA was still establishing itself. Having a player of Evert’s stature and clean-cut image publicly championing equality gave the movement credibility with mainstream audiences who might have been skeptical of more confrontational approaches.

Their partnership extended beyond advocacy into practical institution-building. Both women served on WTA committees and helped shape the policies that governed the tour. They worked together to attract sponsors and media partners who had previously ignored women’s tennis. Evert’s consistent excellence on the court provided an undeniable argument that women’s tennis deserved serious attention. King, always the strategist, recognized that Evert’s success was a powerful tool in the fight for equality. Their rivalry became not a source of division but a foundation for collective strength.

Martina Navratilova: A Partnership of Principle

The partnership between Billie Jean King and Martina Navratilova is one of the most storied in sports history, built on a shared understanding that athletics and activism are inseparable. Navratilova defected from Czechoslovakia to the United States in 1975, seeking both tennis opportunities and political freedom. King was among the first to welcome her and to understand the unique challenges Navratilova faced as an immigrant navigating the complex world of professional tennis. Their friendship deepened as they worked together on issues ranging from prize money to LGBTQ+ rights.

Navratilova came out as gay in 1981, at a time when doing so carried enormous professional risk. Sponsors pulled deals, tournament directors expressed discomfort, and media coverage was often hostile. King, who had long struggled with how publicly to address her own sexuality, stood by Navratilova and supported her decision. In doing so, King helped create space for honesty and authenticity in women’s sports. Their partnership on LGBTQ+ advocacy has had lasting effects, making tennis one of the most inclusive professional sports for gay and lesbian athletes.

On the court, Navratilova’s dominance in the 1980s pushed women’s tennis to new levels of popularity. Her athleticism, versatility, and fierce competitiveness drew fans who had never before followed women’s sports. King recognized that Navratilova’s success was good for every woman player, because it increased the visibility and commercial viability of the entire tour. The two women worked together to ensure that the growing revenue from women’s tennis was distributed fairly, with prize money increasing at every level of the sport. Navratilova has often credited King with showing her how to use her platform for purposes larger than individual achievement.

The partnership between Billie Jean King and Supreme Court Justice Ruth Bader Ginsburg represents a less obvious but deeply significant collaboration. Ginsburg, who built her legal career around the fight for gender equality, understood that sports were a crucial arena for advancing women’s rights. She worked on cases that challenged discriminatory policies in education and athletics, laying the legal groundwork for the gains that King and other women athletes achieved. Their relationship exemplified how the fight for equality in sports was part of a much broader struggle for women’s rights across every sector of American society.

Ginsburg’s work on Title IX enforcement was particularly important. The groundbreaking legislation passed in 1972 prohibited sex-based discrimination in any educational program receiving federal funding. But the law was only as strong as its enforcement. Ginsburg, through her work with the American Civil Liberties Union and later on the bench, consistently argued that Title IX applied to athletics and that schools had an obligation to provide equal opportunities for female athletes. King, in turn, used her public platform to advocate for strong Title IX enforcement and to highlight institutions that were still falling short.

The partnership between King and Ginsburg was not a daily working relationship but an alignment of purpose that each recognized and valued. They appeared together at events, signed joint advocacy letters, and publicly praised each other’s work. Their collaboration demonstrated that the fight for gender equality in sports was not an isolated issue but one connected to every other struggle for women’s rights. Ginsburg’s legal victories created the framework within which King’s athletic achievements and advocacy had meaning. King’s visibility and cultural influence, in turn, helped build public support for the legal principles Ginsburg championed.

Serena Williams: Carrying the Torch Forward

The partnership between Billie Jean King and Serena Williams represents a bridge between generations of women athletes. Williams emerged in the late 1990s and quickly established herself as one of the greatest tennis players of all time, winning 23 Grand Slam singles titles and redefining what was possible in the sport. Throughout her career, Williams has faced challenges that King understood intimately: unequal pay, media scrutiny that focused on her appearance and demeanor rather than her achievements, and constant questioning of her legitimacy and worth.

King has been one of Williams’s most vocal supporters, publicly praising her accomplishments and defending her against criticism. Williams, in turn, has credited King with paving the way for her success and has carried forward the tradition of activism that King established. When Williams spoke out about the pay disparity between men and women in tennis, she stood on ground that King and the Original Nine had prepared decades earlier. When she challenged officials and tournament directors on issues of fairness, she was continuing a fight that began long before she picked up a racquet.

Their partnership extends beyond symbolic support. King and Williams have worked together on initiatives to increase access to sports for underserved communities, particularly girls of color. They have advocated for policy changes at the United States Tennis Association and in international tennis governance. Williams has also been a vocal supporter of the WTA, understanding that her individual success depends on the strength of the institution that represents all women players. The King-Williams partnership demonstrates how the fight for equality in sports is intergenerational. Each generation stands on the shoulders of the one that came before, but each generation must also do its own work to push the boundaries further.

Althea Gibson and the Road Paved Before

No discussion of Billie Jean King’s partnerships would be complete without acknowledging the foundational role of Althea Gibson. Gibson broke the color barrier in tennis in the 1950s, winning Grand Slam titles at a time when segregation and racism were entrenched in American society. She faced challenges that went far beyond what King or any of her contemporaries experienced. Yet Gibson’s success opened doors that made King’s career possible. King has always been generous in acknowledging Gibson’s contributions and in recognizing the debt she owes to the earlier generation of trailblazers.

The partnership between King and Gibson was not one of direct collaboration in the way that King worked with Evert or Navratilova. Gibson’s competitive prime came a decade before King’s. But their relationship was one of mentorship and mutual respect. King advocated for Gibson to receive recognition and financial support later in her life, when Gibson was struggling after her playing career ended. The two women worked together to ensure that Gibson’s legacy was not forgotten and that her pioneering role was properly documented in the history of the sport. This partnership across generations is a reminder that the fight for equality in sports is a long arc that extends backward and forward in time.

Title IX and the Legislative Partnership

Billie Jean King’s partnership with the broader women’s movement around Title IX was critical to the success of the legislation. King worked alongside Representatives Patsy Mink, Edith Green, and Shirley Chisholm, all of whom played key roles in drafting, passing, and defending Title IX. Mink, the first woman of color elected to Congress, was the primary author of the legislation. Green chaired the subcommittee that held hearings on sex discrimination in education. Chisholm, the first Black woman elected to Congress, was a vocal advocate for the law on the House floor.

King’s role in this legislative partnership was to provide the public face and the compelling story that made the law real to ordinary Americans. When she testified before Congress, she spoke not only as a champion athlete but as a woman who had experienced discrimination firsthand. She described being denied college scholarships, being paid a fraction of what male players earned, and being told that women’s sports simply did not matter. Her testimony helped members of Congress understand that the issue was not abstract but deeply personal and urgently practical.

The partnership between athletes and legislators produced a law that has transformed American education and athletics. Since Title IX’s passage, female participation in high school sports has increased by more than 1,000 percent. College athletic scholarships for women, which were virtually nonexistent in 1972, now number in the hundreds of thousands. The law has been challenged repeatedly in court, but each time it has been upheld, largely because the coalition of athletes, educators, and advocates that King helped build has remained vigilant and organized. The legislative partnership around Title IX is one of the most successful examples of collaboration between athletes and policymakers in American history.

The Battle for Equal Prize Money

One of the most concrete and visible outcomes of the partnerships Billie Jean King forged was the achievement of equal prize money at major tournaments. The fight began in earnest in 1970 when King and the Original Nine boycotted the Pacific Southwest Championships because the women’s winner would receive only 10 percent of what the men’s winner earned. That action led to the creation of the Virginia Slims circuit, which became the foundation of the WTA Tour. Over the following decades, King, along with Evert, Navratilova, and later Williams, pushed every major tournament to close the gap.

The United States Open was the first Grand Slam to offer equal prize money to men and women, beginning in 1973. The Australian Open followed in 1984, the French Open in 2006, and Wimbledon in 2007. Each victory required coordinated advocacy from multiple women players, working together to pressure tournament directors and governing bodies. King understood that individual players could be ignored or marginalized, but a unified group representing the best players in the world could not be dismissed. The equal prize money victory at Wimbledon, which had resisted for more than a century, was particularly significant. When Venus Williams testified before the All England Club and the British Parliament, she stood on ground that King and the Original Nine had prepared decades earlier.

Equal prize money is not merely a symbolic victory. It has real economic consequences for women athletes, enabling them to earn a living from their sport and to invest in their training, coaching, and development. It sends a clear message that the work of women athletes is valued equally with the work of men. And it creates a virtuous cycle: when tournaments offer equal prize money, they attract stronger fields, generate more interest, and command better media rights deals. The partnership among women players around the issue of prize money remains one of the most effective examples of collective bargaining in professional sports.

Media Coverage and the Visibility Campaign

The partnership between Billie Jean King and other women athletes extended into the realm of media relations. King understood early that equal treatment in sports required equal visibility, and that equal visibility required deliberate, strategic effort. She worked with journalists, broadcasters, and producers to increase coverage of women’s sports. She pushed newspapers to run headlines about women’s matches rather than burying them in the back pages. She negotiated with television networks to air women’s events in prime time rather than relegating them to weekend afternoon slots.

King’s partnerships with other players were essential to this media campaign. When one player spoke out, it could be dismissed as personal grievance. But when multiple players consistently raised the same issues, they created a narrative that the media could not ignore. Evert, Navratilova, Tracy Austin, and other top players all contributed to this effort, using their post-match interviews and press conferences to highlight the disparities they faced. Over time, their collective advocacy changed how sports media covered women athletes. Coverage became more serious, more analytical, and more respectful.

The visibility campaign also included non-traditional media partnerships. King worked with advertisers and brands to create marketing campaigns that celebrated women athletes as strong, competitive, and compelling. She recognized that commercial success was essential to the long-term viability of women’s sports. If women athletes could not attract sponsorship, they would always be at a disadvantage. Her partnerships with companies like Philip Morris (the sponsor of the Virginia Slims circuit) were controversial, but she defended them as practical necessities. The money from those sponsorships funded the tour, increased prize money, and gave women players the platform they needed to build their careers.

Mentorship and the Next Generation

Among the most enduring legacies of Billie Jean King’s partnerships is the culture of mentorship she helped establish in women’s tennis. King has always believed that those who benefit from the work of previous generations have an obligation to give back. She has mentored countless young players, offering advice not only on tennis but on navigating the business of the sport, handling media pressure, and using their platforms for good. Her mentees include not only the superstars like Serena Williams but also lesser-known players who needed guidance on everything from contract negotiations to injury management.

This culture of mentorship has been sustained and expanded by the women King worked with. Evert has mentored young American players through her tennis academy and her work as a television commentator. Navratilova has been a vocal advocate for younger players, particularly those from disadvantaged backgrounds. Williams has taken on a mentorship role with the next generation of Black female tennis players, providing support and guidance that was not available when she came up through the ranks. The partnership ethos that King established has become embedded in the DNA of women’s tennis, creating a community of athletes who understand that they are stronger together than they are alone.

The Organizational Infrastructure: Building Institutions That Last

The partnerships Billie Jean King forged were not only personal but organizational. She understood that individual advocacy, no matter how powerful, would not outlast the individuals involved. Real change required building institutions that could continue the work across generations. The WTA is the most obvious example, but there were others. King was instrumental in founding the Women’s Sports Foundation in 1974, an organization dedicated to advancing the lives of women through sports. She worked with Donna Lopiano, the foundation’s first executive director, to create programs that supported women athletes at every level, from elite professionals to recreational participants.

The Women’s Sports Foundation has been a crucial partner in the fight for gender equality in sports. It has conducted research on the benefits of sports participation for girls, advocated for policy changes at the federal and state levels, and provided grants and scholarships to young women athletes. It has also served as a convening organization, bringing together athletes, coaches, administrators, and advocates to share strategies and build coalitions. The foundation’s existence is a direct result of the partnership between King and a network of women who understood that individual achievements, however impressive, needed organizational backing to produce lasting change.

King also partnered with the International Olympic Committee and other international sports organizations to push for gender equality at the global level. She served on the IOC’s Women and Sport Commission and advocated for policies that increased female participation in the Olympics and ensured that women athletes received equal treatment at the Games. These organizational partnerships required a different set of skills than the grassroots advocacy that characterized her early career. King had to navigate complex bureaucracies, build relationships with officials who were often skeptical of her demands, and maintain her principles while working within systems that had historically excluded women.

The Global Reach of the Partnership

The partnerships Billie Jean King cultivated extended far beyond the United States. She worked with women athletes from around the world to build a truly global movement for gender equality in sports. She developed close relationships with players from Australia, Europe, Asia, and Latin America, understanding that the fight for women’s rights could not be confined to any single country. The international nature of tennis made it a natural platform for global advocacy. King used her travels to learn about the challenges women athletes faced in different cultures and to bring those stories back to the international sports community.

One of King’s most important international partnerships was with Evonne Goolagong Cawley, the Indigenous Australian tennis champion. Goolagong faced discrimination not only as a woman but as an Indigenous person in a country with a deeply troubled history of race relations. King and Goolagong worked together to advocate for greater inclusion of Indigenous athletes in Australian sports and to raise awareness of the barriers that Indigenous communities faced. Their partnership demonstrated that the fight for equality in sports could not be separated from broader struggles for racial and social justice.

King also partnered with women athletes from Asia, including Kimiko Date from Japan and Li Na from China, to promote women’s tennis in rapidly growing markets. These partnerships were both commercial and advocacy-oriented. By helping to establish the WTA Tour in Asia, King created opportunities for women athletes in regions where traditional gender roles had often limited women’s participation in sports. The global expansion of women’s tennis is a direct result of King’s strategic partnerships with players and officials from around the world.

Lessons from the Partnership Model

The partnership approach that Billie Jean King pioneered offers lessons that extend far beyond sports. Her model of collective advocacy, strategic alliance-building, and intergenerational mentorship has been adopted by activists in many other fields. The key elements of the model include a clear understanding that individual achievement is not enough to produce systemic change, a willingness to build coalitions across lines of difference, and a commitment to institutions that outlast any single generation of leaders.

Another crucial lesson is the importance of combining inside strategies with outside pressure. King worked within the system, serving on boards and committees and building relationships with powerful figures in sports, business, and government. But she was also willing to disrupt the system when necessary, boycotting tournaments, creating alternative events, and going public with grievances. This dual strategy required careful coordination among partners. When one group of players was working inside to negotiate, another group could be mobilizing public pressure. The partnership model allowed King and her collaborators to maintain multiple fronts in the fight for equality.

The partnership model also demonstrates the power of consistent, long-term commitment. The fight for gender equality in sports did not begin with Billie Jean King, and it will not end with her. Each generation of women athletes must take up the work and push it further. The partnerships that King forged provided the infrastructure, the precedent, and the inspiration for ongoing advocacy. Young women athletes today inherit not only the gains that King and her collaborators achieved but also the tools and strategies they developed to pursue further progress.

The Continuing Work

The partnerships that Billie Jean King built remain active and essential. The fight for gender equality in sports is far from complete. Disparities in pay, media coverage, and investment persist across many sports. Coaches and administrators are still predominantly male. Women athletes of color face compounded discrimination based on both gender and race. Transgender athletes face increasingly hostile political and cultural environments. The partnerships King forged provide a model for addressing these ongoing challenges.

King herself remains actively involved in advocacy work, partnering with a new generation of athletes and activists to continue the fight. She has worked with Megan Rapinoe and the U.S. Women’s National Soccer Team in their fight for equal pay. She has supported Naomi Osaka in her advocacy for racial justice and mental health awareness. She has partnered with organizations like the Women’s Sports Foundation and the Billie Jean King Leadership Initiative to develop the next generation of women leaders. The partnerships that defined her career continue to expand and evolve, adapting to new contexts and new challenges.

The partnership between Billie Jean King and the trailblazing women who have worked alongside her is one of the most powerful examples of collective action in modern sports history. It demonstrates what can be achieved when talented, determined individuals set aside their personal ambitions and work together toward a common goal. It shows that the fight for equality is not a zero-sum game. When women athletes stand together, everyone benefits: athletes, fans, sponsors, and the broader society that has been enriched by the contributions of women in sports. The legacy of these partnerships is not only the trophies won or the records set but the more just and equitable world they helped to create.

For those who want to learn more about this history, the Billie Jean King official website offers extensive resources. The WTA website provides information on the organization’s history and current initiatives. The National Women’s History Alliance maintains archives on the broader women’s rights movement. And for those interested in the legal dimensions of the fight, the RG Blaw Lab offers resources on gender equality law and policy. The story of these partnerships is still being written, and every new generation of women athletes has the opportunity to add their own chapter.