John Mahaffey
born 1948-May-09
  • WD, DQ, and missed cuts are not displayed
  • only wins are displayed for the PGA Championship before 1958
  • only wins are displayed for the Open Championship before 1946
CountryUnited States
SwingsR
Summary
Win2nd3rdTop 10Made CutBest Finish
Masters000188 (1981)
US Open0102132 (1975)
Open Championship0001410 (1975)
PGA Championship1002121 (1978)
Total110637
Finishes
197019711972197319741975197619771978197919801981198219831984198519861987198819891990
MastersT39T44T8T40T14T42T35T42
US OpenT36T29T122T4T36T28T22T34T30T39T24T46
Open ChampionshipT44T10T32T30
PGA ChampionshipT30T9T281T51T15T42T20T23T65T15T40
Detail
YearAgeTournamentCourseStateCountryParYardageR1R2R3R4TotalTo ParPosPlayoff
197022US OpenHazeltine National Golf ClubMinnesotaUnited States7271517773747730113T36
197325US OpenOakmont Country ClubPennsylvaniaUnited States7169217472747529511T29
197325PGA ChampionshipCanterbury Golf ClubOhioUnited States716852757172702884T30
197426US OpenWinged Foot Golf Club, West CourseNew YorkUnited States7069617473757329515T12
197426PGA ChampionshipTanglewood Park, Championship CourseNorth CarolinaUnited States707050727271672822T9
197426Open ChampionshipRoyal Lytham & St. Annes Golf ClubEngland7168227877757530521T44
197527US OpenMedinah Country Club, Course No. 3IllinoisUnited States7170327371727128732*
197527PGA ChampionshipFirestone Country Club, South CourseOhioUnited States7071807170757429010T28
197527Open ChampionshipCarnoustie Golf Links, Championship CourseScotland72706571686976284-4T10*
197627MastersAugusta NationalGeorgiaUnited States7269257274787529911T39
197628US OpenAtlanta Athletic Club, Highlands CourseGeorgiaUnited States707015706869732800T4
197830PGA ChampionshipOakmont Country ClubPennsylvaniaUnited States71698975676866276-81*
197931US OpenInverness ClubOhioUnited States7169827773747529915T36
197931PGA ChampionshipOakland Hills Country Club, South CourseMichiganUnited States7070147274717329010T51*
198031MastersAugusta NationalGeorgiaUnited States726925757073752935T44
198032PGA ChampionshipOak Hill Country Club, East CourseNew YorkUnited States706964717769722899T15
198032US OpenBaltusrol Golf Club, Lower CourseNew JerseyUnited States707076727369732877T28
198032Open ChampionshipMuirfield Golf LinksScotland716926777169732906T32
198132MastersAugusta NationalGeorgiaUnited States72692572716974286-2T8
198234PGA ChampionshipSouthern Hills Country ClubOklahomaUnited States706862747072722888T42
198234US OpenPebble Beach Golf LinksCaliforniaUnited States726815777270732924T22
198335US OpenOakmont Country ClubPennsylvaniaUnited States7169726972797829814T34
198334MastersAugusta NationalGeorgiaUnited States726925727574762979T40
198436PGA ChampionshipShoal Creek Golf and Country ClubAlabamaUnited States72714572727270286-2T20
198436US OpenWinged Foot Golf Club, West CourseNew YorkUnited States7069307274776829111T30*
198537US OpenOakland Hills Country Club, South CourseMichiganUnited States7069967270757329010T39
198536MastersAugusta NationalGeorgiaUnited States726925727570712880T14
198537PGA ChampionshipCherry Hills Country ClubColoradoUnited States717089747371692873T23
198638Open ChampionshipThe Westin Turnberry Resort, Ailsa CourseScotland7069577573757229515T30
198637MastersAugusta NationalGeorgiaUnited States726925796972752957T42
198739PGA ChampionshipPGA National Resort & SpaFloridaUnited States7270027772778030618T65*
198738MastersAugusta NationalGeorgiaUnited States726925737576732979T35*
198739US OpenOlympic Club, Lake CourseCaliforniaUnited States706714727267762877T24
198840PGA ChampionshipOak Tree Golf ClubOklahomaUnited States71701571717071283-1T15
198941US OpenOak Hill Country Club, East CourseNew YorkUnited States7069027768747229111T46
199042PGA ChampionshipShoal Creek Golf and Country ClubAlabamaUnited States7271457572767529810T40
199041MastersAugusta NationalGeorgiaUnited States726925727475762979T42*