| First Name | Aaron |
| Last Name | Peirsol |
| Full Name at Birth | Aaron Wells Peirsol |
| Other Names | Pinesol |
| Age | 28 |
| Date of Birth | July 23, 1983 |
| Birthplace | Irvine, CA |
| Height | 6' 4" (193 cm) |
| Build | Athletic |
| Eye Color | Blue |
| Hair Color | Blonde |
| Star Sign | Cancer |
| Ethnicity | White |
| Nationality | American |
| High School | Newport Harbor High School, Newport Beach, CA (2002) |
| University | University of Texas, Austin, TX (2006) |
| Occupation Category | Swimming |
| Claim to Fame | Olympic Level Swimmer (backstroke) |
| Father | Tim (morgage broker) |
| Mother | Wella (dental hygenist) |
| Sister(s) | Hayley (swimmer) |
Aaron Wells Peirsol (born July 23, 1983) is a former American swimmer who specialized in the backstroke. He is a three-time Olympian and seven-time Olympic medalist (five gold, two silver). As part of the American team, he holds the world record in the 4×100-meter medley relay (long course). Individually, he currently holds the world record in the 100 and 200-meter backstroke (long course). In February 2011, Peirsol announced his retirement, saying, "I ended up doing everything I set out to do."
Selected Aaron Peirsol film and TV show credits: