EntityQ173912· pop 16· linked from 269 articlesGary Hall, Sr.Sign in to saveAmerican swimmer, Olympic silver medalist, former world record-holderConnectionsophthalmologyEntitymedley swimmingEntityWorld record progression 400 metres individual medleyEntityWorld record progression 200 metres individual medleyEntityUnited StatesCountryOlympic GamesConceptPhoenixEntityIslamic StateEntityCincinnatiEntityWayback MachineEntitycataractEntity1972 Summer OlympicsEntity1976 Summer OlympicsEntity1968 Summer OlympicsEntityUniversity of MichiganEntitycompetitive swimmingEntityLos Angeles TimesEntityMark SpitzEntityFayettevilleEntityCOVID-19 pandemic in the United StatesEntityCategories1951 births20th-century American sportsmenAmerican male butterfly swimmersAmerican male medley swimmersAmerican ophthalmologistsIndiana Hoosiers men's swimmersIndiana University Bloomington alumniKeating familyLiving peopleMedalists at the 1968 Summer OlympicsMedalists at the 1972 Summer OlympicsMedalists at the 1976 Summer Olympics