The astonishing net worth of Jannik Sinner at 23
Number one

Current world number one Jannik Sinner has been the most incredibly consistent player on the ATP Tour. The 23-year-old turned professional in 2018 and has risen to the top of the sport after an incredible 2024 season, which saw him win the Australian Open and US Open.
2024 prize money

In 2024, the Italian star won an incredible eight tournaments, including the two majors. He secured $19.74 million (£15.3m/€17.3m) in prize money for his impressive streak.
Total prize money secured

According to the ATP Tour website, Sinner has secured $41,566,997 (£30.6m/€35.5m) in prize money for his career, including singles and doubles.
Not as lucrative

The highest-ranking Italian in tennis history is not as lucrative for endorsers as Spaniard Carlos Alcaraz, who possesses a more outgoing personality and has more Grand Slam victories.
Still paid a buck

However, that isn't to say that Sinner still doesn't receive a handsome amount of money from some of the world's biggest brands.
His endorsers

According to Forbes, Sinner picked up endorsements from skincare line La Roche-Posay and De Cecco pasta, alongside existing sponsors like Gucci, Nike, Lavazza coffee, and Rolex.
Nike

In 2022, Sinner signed a ten-year deal worth $158 million (£116m/€135m) with Nike, averaging an eight-figure sum annually, per Sportico.
Figures from prominent endorsers

According to Finance Monthly, Rolex pays Sinner between $5 and $8 million as a brand ambassador, Gucci pays him between $3 and $5 million, and Lavazza pays him around $5 million for his 'Jannik beyond Sinner' campaign.
Real Estate

Sinner resides in Monte Carlo, Monaco, where he reportedly owns a $16 million (£11.7m/€13.6m) mansion spanning approximately 3,000 sq. ft. It features panoramic views and luxury amenities.
Financial plan

In Milan, he has multiple properties through Monte Carlo-based investment companies. His real estate represents a long-term financial plan supported by companies in Monaco.
His net worth

As of mid-2025, according to Forbes, Sinner's net worth is estimated to be around $27 million (£19m/€23m). Other sources have reported different figures, but Forbes is the most reliable source.