: Анастасия "Настя" Валерьевна Люкина
; born October 30, 1989) is a Russian-American artistic gymnast
. She is the 2008 Olympic individual all-around
Champion, the 2005 and 2007 World Champion
on the balance beam
, and the 2005 World Champion on the uneven bars
. With nine World Championships medals, seven of them individual, Liukin is tied with Shannon Miller
and Alicia Sacramone
as the American gymnasts having won the most World Championship medals. Liukin has also tied Miller's record as the American gymnast having won the most medals in a single non-boycotted Olympic Games.
The daughter of two former Soviet champion gymnasts, Olympic gold medalist Valeri Liukin – the first man to do a triple backflip – and World Champion rhythmic gymnast Anna Kotchneva, Nastia Liukin was born in Moscow and moved to the United States as a young child. She began gymnastics after spending time in the gym while her parents coached. Liukin is coached by her father at the World Olympic Gymnastics Academy, her family's gymnastics club in Plano, Texas.
Liukin became a member of the U.S. junior national team when she was 12 years old and won the National all-around title at the age of 13. She was the all-around silver medalist at the 2003 Pan American Games. Since 2005, Liukin has been a key member of the U.S. senior team. She is a four-time all-around U.S. National Champion, winning twice as a junior and twice as a senior. She has been the U.S. senior National Champion on the uneven bars since 2005. Liukin has represented the United States at three World Championships, the 2003 and 2007 Pan American Games, and the 2006 and 2008 Pacific Rim Championships.