Patrick Mahomes and Brittany Mahomes announced they are expecting their fourth child, with Baker Mayfield's wife Emily, Jared Goff's wife Christen and NFL fans sharing congratulatory messages. View this post on Instagram A post shared by Brittany Mahomes (@brittanylynne). Patrick Mahomes and his wife, Brittany Mahomes, are preparing to welcome their fourth child, adding another member to a family that has grown alongside the Kansas City Chiefs quarterback's.