Fast Facts

  • At 15, he became the youngest American to break two minutes in the 200m backstroke; captured a silver medal in this event two years later at the 2000 Olympics.
  • Has a tattoo of the Olympic rings on his lower right hip; he got it during the 2000 games in Sydney.
  • In 2003, he and younger sister Hayley became the only sibling duo to medal at the same World Championships.
  • Prior to collecting three gold medals at the 2004 Olympics, he bypassed his final year of collegiate eligibility and agreed to a multi-year endorsement contract with Nike.
  • Attended the University of Texas with fellow Olympians Brendan Hansen and Ian Crocker; the three swam together (with Jason Lezak) in the 4x100m medley relay in Athens in 2004. 
  • A spokesman for the oceanic protection group Oceana, he launched a companion website called, where supporters can pledge money for Oceana's efforts.


  • Tim Hartig — Stepfather
  • Louella Peirsol — Mother
  • Hayley Peirsol — Sister
  • Erin Hartig — Stepsister
  • Greg Hartig — Stepbrother


  • University of Texas, Austin, Texas, United States (2007)


  • Birth Name: Aaron Wells Peirsol
  • Birth Place: Irvine, California, United States
  • Profession: Swimmer

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