PEOPLE.comA Perfect Match! Serena Williams and Alexis Ohanian Are MarriedPEOPLE.comWilliams, 36, and new husband Alexis Ohanian, 34, have tied to knot after announcing their engagement in December 2016, sources tell PEOPLE. The ceremony comes just 11 weeks after the couple welcomed their baby girl, Alexis Olympia Ohanian Jr., ...Serena Williams Marries Alexis OhanianE!