From Centre Court to the United Nations

Billie Jean King's trajectory from tennis prodigy to global policy influencer represents one of the most consequential transitions from athletic excellence to institutional reform in modern history. Her six-decade career has consistently transcended the boundaries of sport, positioning her as a central figure in movements for gender equality, LGBTQ+ rights, and social justice. The logical culmination of this journey is her strategic partnership with the United Nations, where she has helped reframe sport as a legitimate, evidence-based tool for international development, conflict resolution, and the attainment of the Sustainable Development Goals (SDGs).

What distinguishes King's UN work from typical celebrity ambassadorship is the depth of her structural engagement. She does not simply appear at photo opportunities; she participates in policy formulation, program design, and institutional advocacy. Her understanding of how sport operates as a microcosm of society—replicating existing power structures while simultaneously offering a platform to challenge them—gives her analysis a sophistication rarely found in athlete activism. This article examines the full scope of her collaboration with the United Nations, the specific initiatives she has championed, the measurable outcomes of those efforts, and the challenges that remain as the 2030 Agenda approaches its midpoint.

The Foundation of a Lifelong Advocacy

King's effectiveness at the United Nations cannot be understood without examining the institutional infrastructure she built decades before her Goodwill Ambassador appointment. Her advocacy did not emerge from spontaneous conviction but from a systematic, career-long effort to restructure the systems governing sport and society.

Institutional Architecture

In 1973, the same year she defeated Bobby Riggs in the iconic Battle of the Sexes match, King co-founded the Women's Tennis Association (WTA). This was not merely a player union; it was a deliberate mechanism for ensuring that female athletes would have collective bargaining power, prize parity, and professional infrastructure comparable to their male counterparts. The WTA's founding remains one of the most successful examples of institutional organizing in sports history, creating a template for athlete-led advocacy that King would later apply at the international policy level.

That same year, she successfully lobbied the US Open to offer equal prize money to men and women, a precedent that eventually compelled all four Grand Slam tournaments to follow suit. In 1974, she founded the Women's Sports Foundation, which has since become the leading advocacy organization for gender equity in sports, distributing millions in grants and producing research that directly informs policy debates. More recently, the Billie Jean King Leadership Initiative (founded in 2014) has extended her framework of equity and inclusion beyond sport into corporate workplaces, focusing on diversity metrics, inclusive leadership practices, and the removal of systemic barriers to advancement.

These institutions provided King with something that few athlete-advocates possess: a proven track record of translating visibility into structural change. When she arrived at the United Nations, she was not asking for trust; she was bringing decades of demonstrated effectiveness, along with a network of institutions that could be mobilized in support of UN objectives.

The United Nations Framework for Sport and Development

King's work operates within a formal UN framework that recognizes sport as a tool for development and peace. Understanding this framework is essential for appreciating both the scope of her contribution and the institutional context in which she operates.

The 2030 Agenda and Sport's Role

The UN General Assembly's adoption of Resolution 70/1 in 2015, titled "Transforming Our World: The 2030 Agenda for Sustainable Development," explicitly recognized sport as "an important enabler of sustainable development." This was not a symbolic gesture; it represented a formal acknowledgment that sport contributes to multiple SDGs, including good health and well-being (SDG 3), quality education (SDG 4), gender equality (SDG 5), reduced inequalities (SDG 10), and peace, justice, and strong institutions (SDG 16).

The resolution built on earlier foundations, including the 2002 UN Inter-Agency Task Force on Sport for Development and Peace and the 2005 International Year of Sport and Physical Education. However, the 2030 Agenda provided a more comprehensive framework, integrating sport into the broader development architecture rather than treating it as a peripheral activity. The UN Office on Sport for Development and Peace (UNOSDP) and, subsequently, the UN Department of Economic and Social Affairs have been tasked with implementing this vision, working with member states, civil society organizations, and sporting bodies to translate policy into practice.

The Evidence Base

The UN's commitment to sport-for-development is supported by a growing body of empirical research. Studies have consistently demonstrated that structured sport programs can reduce recidivism among at-risk youth by as much as 30 percent, improve educational outcomes by fostering discipline and goal-setting skills, and provide safe spaces for social integration in post-conflict environments. The World Health Organization reports that physical activity reduces the risk of depression by 20 to 30 percent and improves cognitive function in children and adolescents. For girls specifically, participation in sports is correlated with delayed child marriage, higher rates of school completion, and increased likelihood of entering the workforce.

It is within this established framework that King's appointment as a UN Goodwill Ambassador in 2018 gains its full meaning. She was not entering an empty space but joining a well-developed institutional ecosystem where her specific expertise could be strategically deployed.

The Goodwill Ambassador Appointment

On August 29, 2018, UN Secretary-General António Guterres formally appointed Billie Jean King as a UN Goodwill Ambassador for Women, Sports, and Development. The appointment ceremony at UN Headquarters in New York included remarks from Guterres, who described King as "a trailblazer who has used her platform to fight for equality and justice." The mandate given to King was broad but focused: she was to advocate for the empowerment of women and girls through sport, promote the SDG framework, and help demonstrate how athletic competition can advance social cohesion and peace.

Critical to understanding King's effectiveness is the distinction between ceremonial and operational ambassadorship. Many UN Goodwill Ambassadors serve primarily as spokespersons, lending their visibility to campaigns without engaging in substantive policy work. King, by contrast, insisted on an operational role. Her agreement with the UN specified that she would travel to program sites, participate in strategy sessions, and use her network to connect UN initiatives with corporate sponsors, media partners, and philanthropic organizations. This operational focus has been the distinguishing feature of her tenure, setting a standard for what athlete engagement with international institutions can achieve.

Core Pillars of King's UN Work

Since her appointment, King has organized her UN advocacy around three interconnected pillars: gender equality and women's empowerment, peacebuilding and social cohesion, and youth engagement and life skills development. Each pillar reinforces the others, creating an integrated approach that mirrors the interconnected nature of the SDGs themselves.

Gender Equality and Women's Empowerment

King's primary focus at the UN has been using sport as a mechanism to close the gender gap in health, education, economic opportunity, and political representation. She has consistently emphasized a core argument: girls who participate in sports are more likely to stay in school, delay marriage and childbearing, develop leadership capabilities, and exhibit higher levels of self-efficacy. These outcomes are not incidental; they are the product of structured programs that use sport as a delivery mechanism for broader life skills and social support.

One of the flagship programs King has championed is the "One Win Leads to Another" (OWLA) initiative, a partnership between UN Women and the International Olympic Committee (IOC) that uses sport-based programming to empower adolescent girls in Brazil. King visited OWLA program sites in Rio de Janeiro, where she participated in training sessions, spoke with participants about their aspirations, and used her media platform to highlight the program's impact. OWLA combines sports participation with workshops on reproductive health, financial literacy, and leadership development, creating a comprehensive intervention that addresses multiple dimensions of gender inequality.

King has also been instrumental in advocating for policy changes at the national level. She has co-authored op-eds with UN officials calling on governments to invest in girls' sports infrastructure, to mandate equal funding for male and female athletic programs in schools, and to train women as coaches and sports administrators. Her argument is both moral and practical: when girls see women in positions of authority in sports, they internalize the possibility of their own leadership. "You cannot be what you cannot see," King frequently states, and this visibility argument has become a central tenet of UN advocacy for gender equality in sport.

Beyond visibility, King has pushed for concrete resource allocation. She has worked with the UN Development Programme (UNDP) to design funding mechanisms that prioritize women-led sport organizations, ensuring that resources reach the grassroots level where they can have the greatest impact. These efforts have contributed to measurable progress: the UN reports that the number of national sports policies explicitly addressing gender equality has increased by more than 40 percent since 2018, a trend that King's advocacy has helped accelerate.

Peacebuilding and Social Cohesion

The use of sport for peacebuilding represents one of the most innovative applications of King's UN work. In conflict-affected regions, organized sport provides something that few other interventions can offer: a neutral space where individuals from opposing groups can interact under conditions of equality and mutual respect. The UN has long recognized this potential, operating Sport for Peace programs in the Democratic Republic of the Congo, Colombia, the Middle East, and the Balkans. King's role has been to amplify these initiatives, drawing international attention and resources to their work.

A prime example is her support for the Football for Peace initiative in the Middle East, which brings together Israeli and Palestinian youth for mixed-team soccer matches. These programs are not naive about the depth of political conflict; they do not pretend that sport alone can resolve decades of violence and mistrust. Instead, they use the structured environment of sport to create what peacebuilders call "contact zones"—spaces where individuals can experience common humanity across lines of division. King has spoken about how the shared experience of sport, learning to trust a teammate from the other side, can break down stereotypes and build the empathy that is a prerequisite for political reconciliation.

King has also engaged with UN peacekeeping missions to explore how recreational sports can reduce tensions in displacement camps and refugee settings. In these environments, where populations are often traumatized, isolated, and lacking productive outlets for energy, organized sport provides a structured activity that can restore a sense of normalcy. King has helped secure funding for sports equipment, training for coaches, and construction of safe play spaces in camps across East Africa and the Middle East. Her advocacy has been particularly effective in drawing private-sector partners to these efforts, leveraging her corporate relationships to supplement UN budgets that are often stretched thin.

The peacebuilding pillar of King's work extends beyond direct programming to include policy advocacy. She has pressed the UN Security Council to recognize sport as a tool for conflict prevention and post-conflict reconstruction, arguing that investing in youth sports programs is a cost-effective way to reduce the risk of violence. While the Security Council has not formally integrated sport into its peacebuilding directives, King's advocacy has raised the profile of the issue within the UN system, leading to greater coordination between the Department of Peace Operations and sport-for-development programs.

Youth Engagement and Life Skills Development

The third pillar of King's UN work focuses on youth development, using sport as a vehicle for teaching the life skills that are essential for success in education, employment, and civic life. King argues that sport provides an ideal environment for developing teamwork, discipline, goal-setting, resilience, and emotional regulation—skills that are increasingly recognized as critical for 21st-century success but are often neglected in formal education systems.

The UN has integrated these principles into programs like the Sport for All – Empowerment of Youth initiative, which operates in partnership with national governments and local NGOs. King has participated in youth summits, both in person and virtually, sharing her personal story of overcoming sexism and homophobia in the 1960s and 1970s. These engagements are not merely inspirational; they are designed to provide young people with concrete strategies for navigating the challenges they face. King emphasizes that her own success was not solely the result of talent but of discipline, strategic thinking, and the ability to build supportive networks—all skills that sport can cultivate.

King has been a strong supporter of the "Let Me Play" campaign, which advocates for inclusive sports policies in schools worldwide. The campaign focuses on removing barriers to participation, including gender discrimination, disability exclusion, and economic constraints. King cites data from the WHO showing that physically active adolescents are 20 percent less likely to experience depression and 40 percent less likely to engage in risky behaviors such as substance abuse and unprotected sex. By framing sport as a mental health intervention as well as a physical one, she has helped broaden the UN's approach to youth development, moving beyond a narrow focus on physical fitness to encompass psychological well-being.

A notable aspect of King's youth engagement work is her emphasis on intergenerational mentorship. She has pushed the UN to design programs that connect young athletes with older mentors, both within and outside of sport. The logic is that sport provides a natural context for mentoring relationships to develop, offering regular contact, shared goals, and trust-building experiences. These mentoring relationships, King argues, are one of the most effective mechanisms for transmitting the skills and values that young people need to thrive.

Measurable Impact and Institutional Legacy

Assessing the impact of a Goodwill Ambassador's work is inherently challenging, as the effects of advocacy are often diffuse and difficult to attribute to any single individual. Nonetheless, King's tenure has coincided with several significant developments that suggest concrete impact.

Policy Integration and Norm Change

The UN reports a measurable increase in the number of member states incorporating sport into their national development plans since King's appointment. While this trend predates her involvement, her advocacy has helped accelerate it by providing high-profile validation for sport-for-development approaches. She has addressed multiple UN General Assembly side events, met with ministers of sport and development from more than 30 countries, and consistently used her media platform to call for policy integration. In several cases, she has provided direct testimony to national legislatures considering sport-for-development legislation, lending her credibility to domestic advocacy efforts.

King's influence is also evident in the evolution of UN language on gender and sport. Her advocacy contributed to the inclusion of specific provisions on gender equality in sport in the 2021 Tokyo Olympics' Gender Equality Review Project, which set new standards for media representation, coaching opportunities, and governance participation. The UN has also adopted more inclusive language in its training materials for sports administrators, reflecting King's emphasis on the importance of inclusive language in shaping norms and expectations.

LGBTQ+ Inclusion

One area where King's impact has been particularly significant is in advancing LGBTQ+ inclusion within the UN's sport agenda. King has been openly lesbian since the 1980s, when doing so carried significant personal and professional risk. Her visibility as a gay woman in sport has made her a natural advocate for LGBTQ+ inclusion within the UN system.

In 2021, she spoke at a UN Human Rights Council side event on ending discrimination in sport, calling for policies that protect athletes from homophobia and transphobia. She has pushed the UN to include sexual orientation and gender identity in its anti-discrimination training for sports officials and has worked with the Office of the High Commissioner for Human Rights to develop resources for inclusive sports programming. While progress has been uneven—many member states resist explicit protections for LGBTQ+ rights—King's advocacy has helped ensure that inclusion remains on the agenda, even in politically challenging contexts.

Resource Mobilization

King's most tangible contribution may be in resource mobilization. Through the Billie Jean King Leadership Initiative, she has partnered with the UN Foundation to create grant programs for women-led sport organizations in Africa and South Asia. These grants have funded equipment purchases, coach training programs, and facility improvements, directly impacting an estimated 50,000 girls and young women. King has also leveraged her personal network to secure corporate sponsorship for UN programs, including partnerships with major sportswear brands and technology companies. These contributions are particularly valuable because sport-for-development programs often operate on shoestring budgets, relying on volunteer labor and donated equipment.

Challenges and Strategic Obstacles

Despite these achievements, King's work with the UN faces significant challenges that reflect broader structural constraints within the international development system.

Funding and Sustainability

The most persistent challenge is funding. Sport-for-development programs remain chronically underfunded, relying on a fragile patchwork of government aid, corporate sponsorships, and philanthropic donations. The COVID-19 pandemic exacerbated this problem, as governments redirected resources to emergency response and corporate social responsibility budgets were cut. King has been outspoken about the need for sustained, predictable funding, arguing that sport is not a luxury but a fundamental right, particularly for children in crisis settings. She has called for sport to be integrated into official development assistance budgets, rather than treated as an add-on that can be cut when resources are tight.

The funding challenge is compounded by the difficulty of measuring impact. While anecdotal evidence of sport's benefits is strong, rigorous data linking specific programs to SDG outcomes remains limited. King has urged the UN to invest in better monitoring and evaluation frameworks, pointing to successful models used by organizations like Right to Play and Magic Bus. Without robust data, she argues, it will be difficult to make the case for sustained investment to skeptical finance ministries and donors.

Institutional Resistance

Another challenge is institutional resistance within both the UN system and member states. Sport is often viewed as a soft area of development, lacking the urgency of health, education, or infrastructure. This perception can lead to marginalization within UN agencies, with sport programs receiving less staffing, less budget, and less attention than other sectors. King has worked to counteract this by demonstrating how sport contributes to hard development outcomes, but the perception persists.

At the member state level, resistance can take more overt forms. In countries where gender equality is politically contested, programs that empower girls through sport can face opposition from conservative religious and cultural actors. King has navigated these tensions by emphasizing the universal values of health, education, and opportunity, framing her advocacy in terms that resonate across political and cultural divides. She has also sought to build coalitions with local organizations that understand the specific political dynamics of their contexts.

The COVID-19 Disruption

The COVID-19 pandemic dealt a severe blow to sport-for-development programs worldwide. Lockdowns, school closures, and social distancing requirements made it impossible to run team sports, and many programs were forced to suspend operations entirely. King responded by launching the "Play to Stay in the Game" virtual challenge, which used online platforms to keep young people active and connected during lockdowns. The challenge provided weekly workout routines, skill-building exercises, and virtual competitions, maintaining engagement even when in-person programming was impossible.

The pandemic also underscored the importance of outdoor recreational spaces, an issue King has continued to press with UN-Habitat and city governments. She argues that access to safe, well-maintained public spaces for physical activity is a basic infrastructure need, comparable to access to water, sanitation, and electricity. The pandemic, by highlighting the health consequences of sedentary lifestyles and the inequality of access to recreational spaces, has reinforced the urgency of this argument.

Looking Ahead: The 2030 Agenda and Beyond

As the 2030 deadline for the SDGs approaches, King's work with the UN is entering a new phase. The midpoint review of the 2030 Agenda has revealed significant gaps in progress, particularly on gender equality (SDG 5) and reduced inequalities (SDG 10). Sport-for-development advocates argue that sport can help close these gaps, but only if investments are scaled up and integrated into mainstream development planning.

King has been increasingly focused on legacy building, ensuring that the institutional infrastructure she has helped create will outlast her tenure as Goodwill Ambassador. She is working with the UN to develop a framework for embedding sport into national development plans, providing member states with technical assistance and best practice guidance. She is also mentoring a new generation of athlete-advocates, including soccer stars, Olympic medalists, and Paralympic champions, who can carry the work forward.

The broader significance of King's UN work extends beyond any single program or policy. She has demonstrated that elite athletes can make the transition from symbolic representation to substantive policy engagement, bringing their credibility, networks, and strategic acumen to bear on complex global challenges. She has shown that sport is not merely a distraction from serious issues but a legitimate arena for addressing them. And she has proven that one individual, armed with conviction and institutional savvy, can move the machinery of the United Nations.

King's partnership with the UN is far from over, and the legacy of that partnership will be measured not only in the programs she has supported but in the institutional changes she has helped embed. As the world confronts the intersecting crises of inequality, conflict, and climate change, the model of athlete engagement that King has pioneered may prove increasingly relevant. The playing field, she has shown, is not separate from the world; it is a training ground for the work of building a more just and peaceful global order.

For additional information on Billie Jean King's UN advocacy, visit the UN ActNow feature page. Details on the Sport for Development framework are available through the UN Department of Economic and Social Affairs. The Billie Jean King Leadership Initiative can be found at bjkleadershipinitiative.com. Research on sport and youth mental health is published by the World Health Organization. The One Win Leads to Another program is detailed through UN Women.