Tennis players make millions of US Dollars doing what they are passionate about.
We take a look at the top 10 richest tennis
players in the world (looking at what they made in 2019 according to Forbes, and not their actual net worth).
10. Sloane Stephens
Prize money: $4.1 million
Endorsements: $5.5 million
Total earnings: $9.6 million
Net worth: $15 million
The American star was the women's 2017 US Open champion and has enjoyed some success since then having won six WTA singles titles in total.
Stephens' sponsorship deal with Nike is one of the biggest in the sport, but she has accrued several new sponsors, including the automobile manufacturer Mercedes-Benz.
The 27-year-old also has health-related endorsement deals with Built with Chocolate Milk, doTerra, Precision Nutrition and Colgate.
9. Simona Halep
Prize money: $6.2 million
Endorsements: $4 million
Total earnings: $10.2 million
Net worth: $30 million
The Romanian star is a former world number one having won two Grand Slam singles titles, the 2018 French Open and the 2019 Wimbledon Championships.
Halep signed a $1.7 million deal with Nike a few weeks after competing at the 2018 Australian Open without a sponsor and finishing as the runner-up.
She has been a brand ambassador for the Mercedes-Benz Romania automobile manufacturing company since 2017 and internationally for Hublot watches since 2016.
"She is one of the best players on the women's tour," Rafael Nadal praised Halep after she won the 2018 French Open.
"It is nice that after the final that she lost last year, with so many chances, with breaks in the second and the third, that she was able to win a Grand Slam."
8. Angelique Kerber
Prize money: $5.3 million
Endorsements: $6 million
Total earnings: $11.3 million
Net worth: $30 million
The German star is a former world number one and winner of three Grand Slam tournaments (the 2016 Australian Open, the 2016 US Open and the 2018 Wimbledon Championships).
Kerber, who is a global brand ambassador for Australian health snack brand Slim Secrets, has endorsement deals with Adidas, her clothing and shoe sponsor, and Yonex, her racquet sponsor.
Her portfolio of endorsements made her the second-highest-paid female athlete in the world in the annual Forbes list of 2017.
7. Alexander Zverev
Prize money: $6.3 million
Endorsements: $5.5 million
Total earnings: $11.8 million
Net worth: $17 million
The German starlet was the champion at the 2018 ATP Finals and he is the second-youngest player ranked in the top 10 by the ATP.
Zverev, who is the only active player outside of the Big Four with three ATP Masters 1000 titles, has a large deal with Adidas which he signed four years ago.
The 22-year-old also has endorsements with Head, Peugeot, Richard Mille and Zegna.
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6. Naomi Osaka
Prize money: $8.3 million
Endorsements: $16 million
Total earnings: $24.3 million
Net Worth: $29 million
The Japanese starlet is a former world number one having won two back-to-back Grand Slam tournaments at the 2018 US Open and the 2019 Australian Open.
Osaka is currently on a lucrative deal with Nike since 2019, is the brand ambassador for Japanese automobile manufacturer Nissan and Japanese electronics manufacturer Citizen Watch.
She is one of the most marketable female athletes in the world having reportedly earned an estimated $16 million in endorsements alone in 2019, which placed her second in the world behind Serena Williams who earned $25 million in endorsements.
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5. Serena Williams
Prize money: $4.2 million
Endorsements: $25 million
Total earnings: $29.2 million
Net worth: $200 million
The American superstar has won 23 Grand Slam singles titles, the most by any man or woman in the Open Era and has been ranked world number one in singles on eight separate occasions.
Williams was a world's highest-paid female athlete four years running and had a record year off the court after her return to tennis following the birth of daughter Olympia.
However, She still has lucrative deals with Pampers, Axa Financial, Aston Martin, Pepsi, General Mills and an endorsement deal with Nike worth $40 million.
4. Rafael Nadal
Prize money: $9 million
Endorsements: $26 million
Total earnings: $35 million
Net worth: $180 million
The Spanish superstar has won 19 Grand Slam singles titles, the second-most in history for a male player and has held the world number one ranking for a total of 209 weeks.
Nadal's primary sponsors include Nike, Babolat, Kia Motors, Telefónica, Richard Mille, Mapfre.
He can command appearance fees of more than $1 million a pop, according to Forbes.
He is the international ambassador for Quely, a company from his native Mallorca that manufactures biscuits, bakery and chocolate-coated products.
"He’s at 19 Grand Slams now. I really enjoyed sharing the court with him at Laver Cup twice," Roger Federer said about Nadal.
"I learned a lot from him, he is a great champion, is great for the game and I’m happy we’ve had the matches and battles that we had, particularly at Wimbledon, French Open, even in Australia."
3. Kei Nishikori
Prize money: $4.3 million
Endorsements: $33 million
Total earnings: $37.3 million
The Asian star is the only male Japanese tennis player in history to be ranked inside the top five. He first reached his career-high singles ranking of world number four in March 2015.
Nishikori, who is the most successful Japanese player ever, boasts many sponsors including Asahi, NTT, Japan Airlines, Lixil, Procter & Gamble and Nissin.
He reportedly signed a $50 million extension with Japanese casual wear designer, manufacturer and retailer Uniqlo four years ago.
2. Novak Djokovic
Prize money: $20.6 million
Endorsements: $30 million
Total earnings: $50.6 million
Net worth: $220 million
The Serbian superstar is currently ranked world number one by the ATP and has won 17 Grand Slam singles titles, the third-most in history for a male player.
Djokovic, whose $135 million in career prize money has him $9 million ahead of Roger Federer, has an endorsement deal with Lacoste which is one of the richest deals in the sport.
He also endorses Serbian telecommunications company Telekom Srbija and German nutritional supplement brand FitLine.
1. Roger Federer
Prize money: $7.4 million
Endorsements: $86 million
Total earnings: $93.4 million
Net worth: $450 million
The Swiss sports icon has won 20 Grand Slam singles titles - the most in history for a male player and has held the world number one spot in the ATP rankings for a record total of 310 weeks.
Federer is one of the highest-earning athletes in the world and as of June 2019, number five on the Forbes "World's Highest-Paid Athletes" list.
He remains the richest tennis player in the world as he has many sponsors including Uniqlo, Rolex, Gillette, Wilson and Barilla. He added a multimillion-dollar deal with Rimowa last year.
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Whether you love him or hate him, you have to admit that Novak Djokovic is one of the greatest tennis players in the world. The influence he has had and the records he holds will echo through out tennis for the rest of time.
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