The holes-in-one by Billy Mayfair and Will MacKenzie were the 20th and 21st aces on the PGA TOUR this year.
Both players aced the par-3 eighth hole with 7 irons from 170 yards.
There has now been one ace recorded on TOUR in each of the past four weeks.
ACES ON TOUR IN 2010
| Player | Hole | Round | Course | Tournament |
| Greg Owen | 7 | 2 | PGA West (Nicklaus) | Bob Hope Classic |
| Chris Couch | 7 | 3 | PGA West (Nicklaus) | Bob Hope Classic |
| Dustin Johnson | 6 | 2 | Riviera | Northern Trust Open |
| Derek Lamely | 14 | 1 | Monterey Peninsula | AT&T Pebble Beach |
| Adam Scott | 7 | 3 | Monterey Peninsula | AT&T Pebble Beach |
| Charles Howell III | 7 | 1 | El Camaleon | Mayakoba Golf Classic |
| Robert Allenby | 13 | 2 | TPC Blue Monster at Doral | WGC-CA Championship |
| Justin Leonard | 13 | 2 | Innisbrook (Copperhead) | Transitions Championship |
| Woody Austin | 7 | 2 | Redstone | Shell Houston Open |
| Lucas Glover | 16 | 2 | Redstone | Shell Houston Open |
| Nathan Green | 16 | 4 | Augusta National | Masters |
| Ryan Moore | 16 | 4 | Augusta National | Masters |
| Jerry Kelly | 4 | 1 | Harbour Town | Verizon Heritage |
| Davis Love III | 4 | 3 | Harbour Town | Verizon Heritage |
| Ted Purdy | 14 | 4 | TPC Louisiana | Zurich Classic |
| Ken Duke | 2 | 2 | TPC Four Seasons Resort | HP Byron Nelson |
| Ben Crane | 13 | 2 | Colonial | Crowne Plaza Invitational |
| Paul Goydos | 13 | 3 | Colonial | Crowne Plaza Invitational |
| John Senden | 8 | 4 | Muirfield Village | the Memorial |
| Billy Mayfair | 8 | 1 | TPC Southwind | St. Jude Classic |
| Will MacKenzie | 8 | 1 | TPC Southwind | St. Jude Classic |