| Tournament | Round | William Shakespeare | Peter Kougi |
| 17.04.2006 Australian Championships (QLD) | 11 | 315 | 439 |
| 08.09.2007 AUST MASTERS & STATE CHALLENGE (VIC) | 10 | 300 | 468 |
| 25.01.2009 City of Sydney International Masters (NSW) | 1 | 311 | 405 |
| 03.10.2011 NSW Championships (NSW) | 2 | 362 | 382 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 322 | 423.5 | |
| Spread: | -406 | 406 | |