USA Swimming Olympic Roster 2016: Meet the Team for Rio

Dana Vollmer

Event: Women's 100m Fly

Vollmer will enter Rio as one of the veterans on Team USA. The 28-year-old has four Olympic golds to her name: 800m freestyle (2004), 100m butterfly (2012), 4x200m freestyle relay (2012) and 4x100m medley relay (2012). Married to former Stanford swimmer Andy Grant, she became a mother to a baby boy, Arlen, on March 6, 2015. (Getty)