McKayla Rose Maroney (born December 9, 1995) is an American artistic gymnast. She was a member of the gold medal-winning US Women's Gymnastics team at the 2012 Summer Olympics. She was also the 2012 Olympic vault silver medalist. At the 2011 World Championships, she won gold medals in the team and vault competitions. Maroney is best known for her 'not impressed' face at the 2012 Olympics, which became an Internet meme.