Kelly Jade Sotherton is a British former heptathlete, long jumper and relay runner. In the heptathlon she was the bronze medallist at the 2004 Summer Olympics and, following the disqualification of two other athletes, also at the 2008 Summer Olympics, as well as being part of the bronze medal-winning team in the Women's 4x400m relay at the 2008 Summer Olympics. As such she is one of only five women to win multiple medals in Olympic heptathlon. She also won a bronze at the 2007 World Championships in Athletics. Representing England, Sotherton is a one-time Commonwealth Games champion, as the heptathlon gold medallist at the 2006 Commonwealth Games.

A heptathlon is a track and field combined events contest made up of seven events. The name derives from the Greek επτά and ἄθλος. A competitor in a heptathlon is referred to as a heptathlete.