Billie Jean King and Ilana Kloss combined net worth in 2025: Tennis legend, family life, career, business, and more

Billie Jean King and Ilana Kloss are more than just tennis legends. They are partners in life, sports, and business. In 2025, their combined net worth is believed to be a little over $25 million.

This wealth comes from Billie Jean King’s historic tennis career, Ilana Kloss’ leadership work, and their smart investments in sports teams and women’s sports projects. Let’s have a look at their income sources and wealth collection.

Billie Jean King and Ilana Kloss combined net worth in 2025

In 2025, Billie Jean King’s personal net worth is widely estimated between $20 million and $22 million. This figure appears on major money websites and trusted sports business reports.

Ilana Kloss’ exact net worth has never been publicly shared, but experts believe she adds several million dollars through her long career in tennis and sports leadership.When both incomes, assets, and shared investments are added together, their combined net worth is believed to be slightly over $25 million. Most of their money today comes from business work, speaking events, company ownership, and long-term sports investments, not from prize money.

Billie Jean King tennis career and earnings history

Billie Jean King is one of the greatest tennis players of all time. She won 39 Grand Slam titles across singles, doubles, and mixed doubles. She also became World No. 1 and changed tennis forever by fighting for equal pay for women. In 1973, her work helped the US Open become the first major tournament to offer equal prize money.During her playing days, tennis prize money was much smaller than it is now. Because of this, Billie earned less than $2 million in prize money.

However, her real earnings came later from endorsements, leadership roles, public speaking, books, and business partnerships that lasted for decades.

Ilana Kloss tennis journey and business leadership

Ilana Kloss was a top doubles tennis player and once ranked World No. 1 in doubles. She won major titles and played at the highest level before moving into sports leadership. After retiring, she became a major name behind the scenes in professional sports.Ilana Kloss later served as CEO and commissioner of World TeamTennis for many years.

She is now the CEO of Billie Jean King Enterprises. Her income comes from executive roles, board positions, equity in sports projects, and long-term business strategy work.

Billie Jean King and Ilana Kloss teams, business and family life

Together, Billie Jean King and Ilana Kloss own minority stakes in major sports teams. These include the Los Angeles Dodgers in MLB, the Los Angeles Sparks in the WNBA, and Angel City FC in the NWSL. They also support and advise new women’s sports leagues and projects.The couple married in 2018 after being partners for decades. In 2025, they remain active in public life, attending major sports events and speaking about the future of women’s sports. Their focus stays strong on equality, growth, and building better opportunities for future athletes.Also Read: Anna Kournikova And Enrique Iglesias Combined Net Worth In 2025: Tennis Career, Music Earnings, Endorsements, Business And More