| Date | Tournament | State | Round | Brian Irwin | Merriss Adler |
|---|---|---|---|---|---|
| 20/06/1998 | Wollongong Marj Babb | NSW | 4 | 336 | 316 |
| 21/05/1999 | Ulladulla | NSW | 10 | 312 | 309 |
| 21/05/2000 | Ulladulla | NSW | 6 | 295 | 294 |
| 27/05/2001 | Ulladulla | NSW | 13 | 344 | 353 |
| 09/12/2001 | ACT Championships | ACT | 9 | 352 | 247 |
| 26/05/2002 | Ulladulla | NSW | 3 | 269 | 308 |
| 24/11/2002 | ACT Championships | ACT | 10 | 303 | 339 |
| 22/02/2003 | Wollongong | NSW | 7 | 373 | 300 |
| 15/05/2003 | Ulladulla | NSW | 2 | 351 | 265 |
| 23/11/2003 | ACT Championships | ACT | 3 | 259 | 305 |
| 22/05/2005 | Ulladulla | NSW | 11 | 352 | 294 |
| Head-to-head after 11 games | 7 | 4 | |||
| Average score | 322.36 | 302.73 | |||
| Spread | 216 | -216 | |||