Lea Loveless Maurer (born April 1, 1971), née Lea E. Loveless, is an American former competition swimmer, Olympic champion, and college swimming coach. She represented the United States at the 1992 Summer Olympics in Barcelona, Spain, where she won a gold medal swimming the backstroke leg of the women's 4x100-meter medley relay. She also won a bronze medal in the 100-meter backstroke. She was the head coach of the Stanford University women's swimming and diving team from 2005 to 2012.
Following her retirement from competitive swimming, Loveless Maurer, who is married to fellow Stanford swimmer Erik Maurer, became an assistant swimming coach at Northwestern University in Evanston, Illinois. From 1995 to 2005, she coached the boys' and girls' swim teams at Lake Forest High School in Lake Forest, Illinois, during which time the girls' team won the state championship in 2002 and 2003, and the boys' team won the state championship in 2003.
In 2005, she was named head coach of the Stanford women's swimming and diving team. She led the team to back-to-back Pac-10 championships in 2010 and 2011 and resigned following the 2012 season. She was inducted into the Stanford Athletic Hall of Fame in 2006.
Maurer is a veteran celebrity swimmer for Swim Across America (SAA), a charitable organization that enlists former Olympic swimmers to raise funds for cancer research, and she has participated in three SAA events.