| Tournament | Round | Alan Mathews | Dorrie Balgera |
| 15.02.1998 Fremantle (WA) | 2 | 375 | 341 |
| 26.04.1998 Nedlands (WA) | 5 | 438 | 333 |
| 30.08.1998 Yokine (WA) | 6 | 270 | 453 |
| 11.07.1999 Western Australian Masters (WA) | 2 | 365 | 308 |
| 13.08.2000 Western Australian Masters (WA) | 9 | 315 | 346 |
| 04.02.2001 Fremantle (WA) | 2 | 392 | 302 |
| 13.01.2002 WA Open (WA) | 2 | 331 | 420 |
| 01.04.2002 Australian Championships (WA) | 16 | 376 | 331 |
| 26.05.2002 Melville (WA) | 5 | 368 | 365 |
| 10.08.2002 Western Australian Masters (WA) | 15 | 348 | 351 |
| 03.08.2003 Marathon (WA) | 3 | 361 | 358 |
| 03.08.2003 Marathon (WA) | 8 | 237 | 510 |
| 22.01.2023 January Open (WA) | 2 | 397 | 373 |
| Head-to-head after 13 games | 8 | 5 | |
| Average score | 351.76 | 368.53 | |
| Spread: | -218 | 218 | |