| Tournament | Round | Mary Brown | Nigel Wilkinson |
| 25.10.1998 October (SA) | 1 | 361 | 338 |
| 14.02.1999 South Australian Championships (SA) | 12 | 393 | 323 |
| 23.05.1999 May (SA) | 4 | 356 | 351 |
| 13.02.2000 South Australian Championships (SA) | 5 | 303 | 313 |
| 14.10.2001 October (SA) | 1 | 355 | 369 |
| 23.11.2001 November (SA) | 5 | 322 | 363 |
| 21.07.2002 Unley July (SA) | 4 | 327 | 332 |
| 07.11.2002 September (SA) | 3 | 421 | 333 |
| 20.10.2002 October (SA) | 5 | 354 | 304 |
| 15.02.2003 Unley February (SA) | 6 | 268 | 433 |
| 20.07.2003 Hove (SA) | 5 | 357 | 349 |
| 10.08.2003 Unley August (SA) | 2 | 394 | 307 |
| 15.11.2003 Unley November (SA) | 2 | 373 | 341 |
| Head-to-head after 13 games | 8 | 5 | |
| Average score | 352.61 | 342.76 | |
| Spread: | 128 | -128 | |