Kara Denby (born May 28, 1986) is an American swimmer. She swam for the United States team at the 2008 FINA Short Course World Championships, where she won a gold medal and set a world record in the women's 4 × 100 m medley relay along with Margaret Hoelzer, Jessica Hardy and Rachel Komisarz. Denby was a 24-time All-American at Auburn University between the years of 2004 and 2008. In 2006 and 2007 the Auburn University Women's Swimming and Diving team took home the NCAA National Team title.