Caitlyn Jenner is a woman who's gender identity differed from her assigned sex.
Caitlyn Jenner . 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 . Transgender people are people who have a gender identity or gender expression that differs from their assigned sex .