Roger Federer is officially one of the highest-paid tennis players - and richest people - ever. On Friday, August 22, Forbes announced Federer, 44, had increased his net worth to $1.1 billion. The outlet, which regularly publishes the wealth status and rankings of celebrities and notable figures, also reported Federer is also one of only seven athletes who have earned over $1 billion in pretax income while still playing their sport. (The other six include LeBron James, Tiger Woods, Phil Meckelson, Cristiano Ronaldo, Lionel Messi, and Floyd Mayweather.