Serena Williams 'set to tie the knot with millionaire Alexis Ohanian in New Orleans on Thursday' 19:35, Wednesday, 15 November, 2017 Tennis legend Serena Williams is set to tie the knot with mega-rich Reddit co-founder Alexis Ohanian on Thursday. The 36-year-old gave birth just 11 weeks ago, but is now set to walk down the aisle in a super secret location in New Orleans, according to reports. Share 18299 | 0