Serena Williams is getting candid about what she's learned about love and life in a new Q&A for Bumble. The 39-year-old tennis champion answers a few personal questions for the dating and networking app in a new Instagram video, including one about her marriage with her husband, 37-year-old Alexis Ohanian.Williams and the Reddit co-founder have been married since September 2017 and have an adorable daughter together, 3-year-old Olympia.