EntityQ947861· pop 18· linked from 495 articlesPeter VanderkaaySign in to saveAmerican swimmer, Olympic gold medalist, world champion, world record-holderConnectionsFINA World Aquatics ChampionshipsEntitySports Reference, LLCCompanyUnited StatesCountryGermanyCountryChinaCountryAustraliaCountryUnited KingdomCountrySwedenCountryGerman Democratic RepublicEntity2012 Summer OlympicsEntity2008 Summer OlympicsEntityWest GermanyEntityWayback MachineEntityMichael PhelpsEntityInternational Olympic CommitteeEntity2004 Summer OlympicsEntitySummer Olympic GamesConceptUniversity of MichiganEntityJohnny WeissmullerEntitycompetitive swimmingEntityCategories1984 births21st-century American sportsmenAmerican male freestyle swimmersAmerican people of Dutch descentBig Ten Athlete of the Year winnersFISU World University Games bronze medalists for the United StatesFISU World University Games silver medalists for the United StatesLiving peopleMedalists at the 2003 Summer UniversiadeMedalists at the 2004 Summer OlympicsMedalists at the 2008 Summer Olympics