| Tournament | Round | Shirley Allen | Alan Mathews |
| 25.04.1999 Nedlands (WA) | 2 | 240 | 581 |
| 08.08.1999 Bassendean (WA) | 5 | 429 | 384 |
| 05.12.1999 Marathon December (WA) | 6 | 364 | 432 |
| 13.08.2000 Western Australian Masters (WA) | 7 | 399 | 342 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 358 | 434.75 | |
| Spread: | -307 | 307 | |