| Score | +/- | Tävling | År | Tour | Bana | Par | Lista |
| 63 | -9 | Dunlop Phoenix Tournament | 1999 | Japan Golf Tour | Miyazaki | 72 | Lista |
| 64 | -8 | SEO | 1980 | DP World Tour | Vasatorp | 72 | Lista |
| 64 | -8 | Greg Norman International | 1998 | PGA Tour of Australasia | The Australian | 72 | Lista |
| 64 | -8 | Holden Australian Open Championship | 1999 | PGA Tour of Australasia | Royal Sydney | 72 | Lista |
| 64 | -8 | Memorial Tournament | 1997 | PGA Tour | Muirfield Village | 72 | Lista |
| 66 | -7 | Greg Norman Holden International | 2001 | DP World Tour | The Lakes | 73 | Lista |
| 66 | -6 | Heineken Classic | 2001 | DP World Tour | The Vines Resort | 72 | Lista |
| 66 | -6 | Doral-Ryder Open | 1997 | PGA Tour | Doral | 72 | Lista |
| 66 | -6 | Australian PGA Championship | 2000 | PGA Tour of Australasia | Royal Queensland | 72 | Lista |
| 66 | -6 | Ericsson Australian Masters | 1999 | PGA Tour of Australasia | Huntingdale | 72 | Lista |
| 66 | -6 | Australian PGA Championship | 2003 | PGA Tour of Australasia | Hyatt Coolum | 72 | Lista |
| 66 | -6 | SEO | 1980 | DP World Tour | Vasatorp | 72 | Lista |
| 65 | -6 | Kemper Insurance Open | 2002 | PGA Tour | TPC Avenel | 71 | Lista |
| 65 | -6 | Fed. Express St Jude Cl. | 1997 | PGA Tour | TPC Southwind | 71 | Lista |
| 66 | -6 | Dubai Desert Classic | 1997 | DP World Tour | Emirates GC | 72 | Lista |
| 66 | -6 | Australian PGA Championship | 2001 | PGA Tour of Australasia | Royal Queensland | 72 | Lista |