Jessica "Jessie" Graff (born January 12, 1984 in New York City) is a professional stunt woman and actress. She is a black belt in Tae Kwon Do, a black sash in Kung Fu, and is trained in five other styles of martial arts. She is also a championship pole vaulter and competitive gymnast. She is famous for being the first woman to make it to the finals on American Ninja Warrior.