| Tournament | Round | Brian Irwin | John Smith |
| 05.12.1999 ACT Christmas Capers (ACT) | 6 | 314 | 336 |
| 09.12.2001 ACT Championships (ACT) | 3 | 398 | 236 |
| 22.02.2003 Wollongong (NSW) | 2 | 312 | 332 |
| 23.11.2003 ACT Championships (ACT) | 2 | 288 | 279 |
| 16.02.2008 Wollongong WORDS Round Robin (NSW) | 6 | 440 | 330 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 350.4 | 302.6 | |