| Date | Tournament | State | Round | Alan Mathews | Sue Armstrong |
|---|---|---|---|---|---|
| 15/03/1998 | Bunbury | WA | 1 | 309 | 427 |
| 25/04/1999 | Nedlands | WA | 3 | 388 | 378 |
| 03/10/1999 | Yokine | WA | 5 | 326 | 458 |
| 28/05/2000 | Melville | WA | 5 | 394 | 417 |
| 01/04/2002 | Australian Championships | WA | 8 | 342 | 415 |
| 29/09/2002 | Manjimup | WA | 3 | 314 | 521 |
| 31/05/2003 | Western Australian Championships | WA | 11 | 459 | 315 |
| 29/02/2004 | Kwinana | WA | 3 | 341 | 372 |
| 19/06/2004 | Western Australian Championships | WA | 7 | 323 | 456 |
| 02/10/2004 | Manjimup Warmup | WA | 3 | 293 | 395 |
| 27/02/2005 | Kwinana | WA | 5 | 402 | 348 |
| 26/02/2006 | Mandurah | WA | 4 | 407 | 370 |
| Head-to-head after 12 games | 4 | 8 | |||
| Average score | 358.17 | 406.00 | |||
| Spread | -574 | 574 | |||