Caitlyn Jenner changed an aspect of her identity.
Caitlyn Marie Jenner ( born October 28 , 1949 ) , formerly known as Bruce Jenner , is an American television personality and retired Olympic gold medal-winning decathlete . Previously identifying publicly as male , Jenner revealed her identity as a trans woman in April 2015 , publicly announcing her name change from Bruce to Caitlyn in a July 2015 Vanity Fair cover story . She has been called the most famous openly transgender woman in the world .