| Tournament | Round | Maretta Walton | Elwyn Chalk |
| 14.02.1999 Fremantle (WA) | 4 | 394 | 312 |
| 14.03.1999 Bunbury (WA) | 6 | 467 | 332 |
| 11.07.1999 Western Australian Masters (WA) | 1 | 447 | 461 |
| 04.02.2001 Fremantle (WA) | 6 | 299 | 381 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 401.75 | 371.5 | |
| Spread: | 121 | -121 | |