Serena Williams' Husband Alexis Ohanian Calls Her 'Incomparable' In Romantic 40th Birthday Post

Alexis Ohanian is showering Serena Williams with love on a very important birthday! The tennis ace turned 40 on Sunday, and her tech investor husband commemorated the big milestone with a romantic Instagram tribute. He shared a black and white photo of them looking into each other's eyes and wrote, "the incomparable @serenawilliams - grateful for every minute I get with my amazing wife & Olympia's mama."