| Date | Tournament | State | Round | Mary McMahon | Alan Stewart |
|---|---|---|---|---|---|
| 06/12/1998 | Brighton | VIC | 5 | 435 | 418 |
| 28/12/1998 | Decathon | VIC | 6 | 400 | 345 |
| 28/12/1998 | Decathon | VIC | 16 | 390 | 296 |
| 05/12/1999 | McKinnon | VIC | 3 | 432 | 317 |
| 06/02/2000 | Ballarat | VIC | 4 | 333 | 417 |
| 16/04/2001 | Australian Championships | VIC | 8 | 422 | 354 |
| 09/06/2001 | Victorian Championships | VIC | 13 | 327 | 378 |
| 25/05/2002 | Bunny | VIC | 4 | 435 | 284 |
| 14/09/2002 | Melbourne 15 Minutes | VIC | 1 | 369 | 363 |
| 23/07/2006 | Midwinter | VIC | 6 | 440 | 309 |
| Head-to-head after 10 games | 8 | 2 | |||
| Average score | 398.30 | 348.10 | |||
| Spread | 502 | -502 | |||