Caroline Stilwell Axel Burckle (born June 24, 1986) is an American former competition swimmer and Olympic bronze medalist.

Burckle's younger brother Clark also swam for Florida, but transferred to the University of Arizona before his senior year, and was an individual NCAA champion in the 200-yard breaststroke in 2010.

At the 2007 Pan American Games in Rio de Janeiro, Burckle won the gold medal in the 800-meter freestyle.

In the fall of 2009, Burckle moved to Fullerton, California to train with the FAST Swim Team under coach Sean Hutchison.

In 2011, Burckle briefly relocated to San Diego to work for Montiel USA, a start-up women's "active wear" line.