Amy Jaclyn Gumenick (born May 17, 1986) is a Swedish-born American actress, best known for her roles as Natalee Holloway in film Natalee Holloway and the Young Mary Winchester in Supernatural. She graduated from the University California at Santa Barbara in 2008, earning a BFA in theatre with an emphasis in acting.
Her first role was in a short film entitled Sayonara Elviko, before she moved on to Army Wives. She then starred on the television show My Own Worst Enemy before she was cast as the young Mary Campbell who became Mary Winchester on Supernatural. Gumenick continued roles on Grey's Anatomy, Ghost Whisperer, and Bones. She was then cast for the real-life Natalee Holloway in Lifetime movie Natalee Halloway. She appeared in an episode of No Ordinary Family with Michael Chiklis and Julie Benz. Her credits also include The Glades, The Closer, TURN: Washington's Spies, Arrow, and Grimm.