Female athletes earn a fraction of what their male counterparts earn in salary — but the highest-paid women in sports have largely closed that gap through endorsements, brand partnerships, and NIL deals that reflect their cultural reach beyond sport. The result is a top-earner list where endorsement income typically far exceeds salary income, and where the athletes who convert their on-field performance into cultural celebrity earn multiples of what their in-sport prize money or league salary would suggest.
Tennis, Grand Slam champion, New Balance, Head, Rolex, Barilla, Bose endorsements
Coco Gauff won the US Open in 2023 at age 19 and established herself as the dominant personality in women's tennis — a combination of athletic achievement and cultural authenticity that brands have competed aggressively to access. Her New Balance deal (signed in 2019 when she was 15) is a lifetime partnership making her one of NB's highest-profile ambassadors. Rolex, Head, Bose, and Barilla round out a portfolio that reflects premium, aspirational positioning. Her total endorsement income comfortably exceeds her substantial prize money earnings.
Tennis legend, Serena Ventures, Nike, Wilson, Gucci, Beats by Dre ambassador
Serena Williams retired from professional tennis in 2022 and immediately pivoted to full-time venture capital through Serena Ventures, which she had been building for years while still competing. The fund has invested in over 70 companies across healthcare, technology, and consumer goods, with a portfolio that includes Impossible Foods, MasterClass, and Nex Cubed. Her endorsement income continues even in retirement — Nike, her longest-tenured partner, maintains an ongoing relationship. Williams earned an estimated $35M–$45M annually at peak in combination of prize money and endorsements.
Gymnastics, 11 Olympic medals, Athleta, Visa, United Airlines, Nike
Simone Biles is the most decorated gymnast in World Championship history with 30 World medals (23 gold). Her cultural importance expanded dramatically when she withdrew from multiple events at the 2020 Tokyo Olympics to protect her mental health — a decision that sparked a global conversation about athlete wellbeing and drew overwhelming public support. She left Nike for Athleta in 2021, making her the brand's first individual athlete partner — a deal that included equity. Her willingness to speak openly about mental health struggles made her a more relatable figure and arguably increased her endorsement value beyond what pure athletic performance would have generated.
Tennis, Nike, Louis Vuitton, Sweetgreen, Nissin, Workday
Naomi Osaka was the highest-paid female athlete in the world for two consecutive years (2020–2021), earning approximately $55 million each year — primarily from endorsements. Her four Grand Slam titles gave her athletic credibility; her Japanese-American identity and cultural visibility in both the U.S. and Japan created dual-market brand value that no other female athlete had. She co-founded Kinlò, a sun care brand for people with melanin-rich skin, and has been transparent about her struggles with depression and anxiety. Her withdrawal from the 2021 French Open citing mental health needs preceded Biles's similar decision by weeks and set a cultural context for the conversation.
WNBA, Las Vegas Aces, Nike, Google, CarMax, 2x WNBA MVP
A'ja Wilson represents the new wave of WNBA stars whose cultural profile has grown dramatically post-2024 — a year when WNBA viewership increased by over 200% from the prior season driven by Caitlin Clark's arrival and the broader media attention that followed. Wilson had won back-to-back WNBA titles with the Las Vegas Aces (2022, 2023) and consecutive MVPs before the spotlight fully arrived. Her Nike signature shoe — only the third signature shoe Nike has produced for a female basketball player — launched in 2024 and sold out within hours. The WNBA salary disparity remains stark: $250,000/year vs. the NBA's average of $10M+. Total compensation through endorsements brings elite WNBA players to several million per year, but the structural gap in league revenue remains wide.
For female athletes in most sports, endorsement income is not a supplement to salary income — it's the primary income. The WNBA's maximum salary cap in 2026 is approximately $250,000. The NBA minimum salary is approximately $1.1 million. The structural gap exists because of broadcast rights and league revenue — the NBA generates roughly $10 billion annually in revenue; the WNBA generates approximately $60 million. Per-player payouts track those numbers. The athletes who close the gap substantially do so through endorsements that reflect their cultural reach, not their league's revenue share. Elite WNBA players who convert their athletic platform into genuine cultural celebrity — Wilson, Breanna Stewart, Sabrina Ionescu — earn $3–8 million annually when endorsements are included.
| Athlete | Sport | League/Prize Salary | Endorsement Est. |
|---|---|---|---|
| Coco Gauff | Tennis | ~$10M prize money | ~$25M+ |
| Naomi Osaka | Tennis | Variable (prize) | ~$40M+ (peak) |
| Simone Biles | Gymnastics | Event/competition fees | ~$10M+ |
| A'ja Wilson | WNBA | ~$250k | ~$5M+ |
| Breanna Stewart | WNBA | ~$250k | ~$3–5M |
Earnings figures are estimates from publicly available sources and sports business reporting. Individual deals are confidential; figures reflect best available estimates. For informational purposes only.