Lara Carroll (born 8 December 1986), also known by her married name Lara Mist, is an English-born competition swimmer who has represented Australia in international events, including the 2004 Summer Olympics.
Carroll made her international debut at the 2004 Summer Olympics in Athens, where she finished 6th in the 200 m individual medley. She claimed her first international medals later that year at the 2004 FINA Short Course World Championships in Indianapolis, claiming silver and bronze in the 200-metre and 400-metre individual medley respectively. She claimed her first long-course medal at the 2005 World Aquatics Championships, claiming a bronze in the 200-metre individual medley. She also came fourth in the 400-metre event.
Carroll is a member of the Australian Commonwealth Swimming Team at the 2006 Commonwealth Games in Melbourne, where she won a bronze medal in the 200-metre individual medley, finishing behind Stephanie Rice and Brooke Hanson, in a time of 2:13.86. She didn't compete in the 400-metre event due to illness.
She is a student and a member of the Fremantle Port swimming club.
In May 2014, she married her long-time partner Sam Mist in a ceremony at Rottnest Island.