Full Name: Allen Lee Geiberger Sr.
Why Famous: Geiberger is best known for firing the 1st sub-60 round in PGA Tour history.
His round of -13 occurred in the 2nd round of the 1977 Danny Thomas Memphis Classic at the Colonial Country Club in Cordova, Tennessee. The bogey-free round consisted of 6 pars, 11 birdies and an eagle on the 7,193-yard layout.
Geiberger's lone major title is the 1966 PGA Championship and his 11 win PGA Tour career also includes the prestigious Tournament Players Championship in 1975. He also recorded 10 victories on the Senior PGA Tour.
- 1966-07-24 PGA Championship Men's Golf, Firestone CC: American Al Geiberger wins his only major title by 4 shots from Dudley Wysong
- 1969-06-15 US Open Golf, Champions GC: Orville Moody wins only major title by 1 stroke from Al Geiberger, Bob Rosberg & Dean Beman
- 1975-08-24 PGA Tournament Players Championship, Colonial CC: Al Geiberger leads wire-to-wire to finish 3 strokes ahead of runner-up Dave Stockton
- 1976-06-20 US Open Men's Golf, Atlanta AC: Tour rookie Jerry Pate wins his only major title, 2 strokes ahead of runners-up Al Geiberger and Tom Weiskopf
- 1977-06-10 American golfer Al Geiberger becomes first player in history to post a sub-60 score, 59 (−13) in a PGA Tour-sanctioned event, during the 2nd round Danny Thomas Memphis Classic at Colonial CC in Cordova, Tennessee
- 1988-06-12 Senior Tournament Players Championship Men's Golf, TPC of Sawgrass: Billy Casper wins final career major title by 2 strokes from Al Geiberger
- 1989-02-12 50th PGA Seniors' Championship Men's Golf, PGA National GC: Larry Mowry wins only career major title; beats Miller Barber & Al Geiberger by 1 stroke
- Al Geiberger - PGA Tour