| Tournament | Round | Maretta Walton | Alan Mathews |
| 30.05.1999 Melville (WA) | 1 | 363 | 440 |
| 03.10.1999 Yokine (WA) | 1 | 384 | 359 |
| 08.07.2000 Bassendean (WA) | 2 | 281 | 361 |
| 10.09.2000 Yokine (WA) | 5 | 319 | 366 |
| 08.10.2000 Rockingham (WA) | 6 | 327 | 397 |
| 08.04.2001 Nedlands (WA) | 5 | 303 | 388 |
| 02.09.2001 Western Australian Masters (WA) | 6 | 297 | 417 |
| Head-to-head after 7 games | 1 | 6 | |
| Average score | 324.85 | 389.71 | |
| Spread: | -454 | 454 | |