Serena Williams flaunts beach body in one-piece swimsuit

Serena Williams really knows how to serve it up.

Just days after getting knocked out of the French Open in the fourth round, the tennis star was photographed kicking back with her family in the South of France — and showing off her beach body in the process.

Photos show Williams, 39, wearing a bright one-piece swimsuit while spending time with her husband, Alexis Ohanian, and their 3-year-old daughter, Olympia, on Saturday