The secret to Federer's GOAT tennis career was enjoying quality family time every single day.

Roger Federer and wife Mirka have four children, including two sets of twins. Here are 5 fast facts about the tennis star's family.

Novak Djokovic had to work hard to earn the recognition he deserved

Tennis ace Roger Federer, 45, is one of the most loved athletes across the globe, given his talent, humility and grace. But it seems he can’t please everyone. Apparently, Rebecca Hewitt, wife of former Australian World No.

Roger Federer has issued a firm message to Lleyton Hewitt's 17-year-old son Cruz, after he was caught flirting with his twin daughters earlier this year.

In the middle of their run, the Warriors needed some advice from the greats of the sports world. Then, tennis great Roger Federer came.

He learned to feed off the energy of the city. He embraced its glitz and glamour. One year, he stayed out of town in Greenwich, Conn. Never again. Once on site, he found a little room where he could find his zone of quiet and focus on his business.

Federer ends any speculation about a comeback, saying his body and knee can no longer handle competitive tennis.

Cruz Hewitt was throwing his hat in the ring. Hewitt, who is the son of Australian tennis legend Lleyton Hewitt, and his friendship with Roger Federer’s 17-year-old daughter Myla was on full display in Queens.

Roger Federer loved to win, of course, and at the peak of his career almost always did.

The first time he cried after a big win, Roger Federer says he didn’t understand what was happening.

Roger Federer built his wealth well beyond tennis prize money. His $300 million Uniqlo deal and reported $50 million investment in On became key parts of his fortune. His wealth later crossed the $1 billion mark before On’s share-price fall pushed it below that level.