ROTH, GERMANY - JULY 10: Chrissie Wellington of England competes during the Challenge Roth Triathlon on July 10, 2011 in Roth, Germany. (Photo by Alexander Hassenstein/Getty Images for Challenge Roth)

Chrissie Wellington OBE

ROTH, GERMANY - JULY 10: Chrissie Wellington of England competes during the Challenge Roth Triathlon on July 10, 2011 in Roth, Germany. (Photo by Alexander Hassenstein/Getty Images for Challenge Roth)
Wellington is a four-time Ironman Triathlon World Champion – which consists of a 2.4-mile swim, a 112-mile cycle and a marathon run. She has broken two Ironman world records, and broke the South African course record in 2011 by 42 minutes.
ROTH, GERMANY - JULY 10: Chrissie Wellington of England competes during the Challenge Roth Triathlon on July 10, 2011 in Roth, Germany. (Photo by Alexander Hassenstein/Getty Images for Challenge Roth)