The record for the lowest round ever shot in a men's major championship is 63. That score has been recorded in each of the four men's majors, and multiple times. Here are the golfers who share the record, listed by major and listed chronologically, from earlier to most-recent:
Masters
- Nick Price, 1986, third round (9-under)
- Greg Norman, 1996, first round (9-under)
U.S. Open
- Johnny Miller, 1973 (Oakmont), final round (8-under)
- Jack Nicklaus, 1980 (Baltusrol), first round (7-under)
- Tom Weiskopf, 1980 (Baltusrol), first round (7-under)
- Vijay Singh, 2003 (Olympia Fields), second round (7-under)
British Open
- Mark Hayes, 1977 (Turnberry), second round (7-under)
- Isao Aoki, 1980 (Muirfield), third round (8-under)
- Greg Norman, 1986 (Turnberry), second round (7-under)
- Paul Broadhurst, 1990 (St. Andrews), third round (9-under)
- Jodie Mudd, 1991 (Birkdale), final round (7-under)
- Nick Faldo, 1993 (St. George’s), final round (7-under)
- Payne Stewart, 1993 (St. George’s), final round (7-under)
PGA Championship
- Bruce Crampton, 1975 (Firestone), second round (7-under)
- Raymond Floyd, 1982 (Southern Hills), first round (7-under)
- Gary Player, 1984 (Shoal Creek), second round (9-under)
- Vijay Singh, 1993 (Inverness), second round (8-under)
- Michael Bradley, 1995 (Riviera), first round (8-under)
- Brad Faxon, 1995 (Riviera), final round (8-under)
- Jose Maria Olazabal, 2000 (Valhalla), third round (9-under)
- Mark O’Meara, 2001 (Atlanta AC), second round (7-under)
- Thomas Bjorn, 2005 (Baltusrol), third round (7-under)
- Tiger Woods, 2007 (Southern Hills), second round (7-under)
Source: PGA Tour

