The tennis legend is now reportedly a billionaire and joins the likes of LeBron James and Lionel Messi, who have leveraged their success in their respective sport to the next level. According to Forbes, Federer's net worth boost is due to the "significant minority stake in publicly traded Swiss shoe and apparel brand On."

In fact, Federer became the second tennis player after Tiriac to join the club. Despite bidding adieu to the game three years before, Federer's net worth was boosted by his minority stake in Swiss shoe and apparel brand On.

Roger Federer has officially joined the billionaire athletes' club, per Forbes, becoming only the seventh sports figure to reach the milestone. The 20-time Grand Slam winner, who hung up his racquet in 2022,