Doug Weaver, Jerry Pate, Nick Price and Mark Wiebe all within two hours, 1989, Oak Hill, sixth hole, second round. The National Hole-In-One Association puts the odds at 8.7 million-to-1 of four aces on the same hole in the same round.
5.
Gary Player, 1979, Inverness, third hole, third round. No acer has won the U.S. Open. Player (T-2) came closest.
6.
Scott Hoch, 2004, Shinnecock Hills, 17th hole, first round. The amateur's first swing after a rain delay rolls into the cup.
7.
Spencer Levin, 2004, Shinnecock Hills, 17th hole, first round. The amateur's first swing after a rain delay rolls into the cup.
8. (tie)
Johnny Miller, 1982, Pebble Beach, 12th hole, second round and Andy Miller, 2002, Bethpage Black, third hole, fourth round. They are the only father-son combination to have Open aces.
10.
Tom Weiskopf, 1982, Pebble Beach, seventh hole, fourth round. And his bid to make another at 17 ends up three inches short.