McKayla Rose Maroney (born December 9, 1995) is an artistic gymnast from the U.S.A. who is best known for her execution of the Amanar vault (SV 6.5) ƒ?? a Yurchenko-entry vault followed by two and a half twists in the air during a laid-out back salto. She is the 2011 U.S. champion on the vault, having bested 2010 World Championships vault winner Alicia Sacramone at the 2011 U.S. National Championships in St. Paul, Minnesota. She is a 2011 World Champion with the U.S. team and the 2011 World Champion on vault. She was selected to the national team that will represent the United States at the 2012 Summer Olympics.