Tags: Gymnast.
Chellsie Marie Memmel (born June 23 1988 in West Allis Wisconsin) is a retired American gymnast. She is the 2005 World All-Around Champion making her the third American woman after Kim Zmeskal and Shannon Miller to become World Champion in the All-Around. She is also a World Champion on the uneven bars (2003) and as part of the U.S. team (2003).