| Tournament | Round | Marilyn Smith | Jack Ashwin |
| 02.08.1998 Kooralbyn (QLD) | 6 | 351 | 349 |
| 23.08.1998 Queensland Championships (QLD) | 14 | 385 | 312 |
| 11.10.1998 Greenbank (QLD) | 5 | 469 | 322 |
| 21.02.1999 Ipswich (QLD) | 4 | 462 | 318 |
| 11.07.1999 Coominya Winter (QLD) | 2 | 327 | 324 |
| 10.09.2000 Toowoomba (QLD) | 5 | 339 | 239 |
| 03.12.2000 Southport (QLD) | 3 | 453 | 323 |
| 06.05.2001 Auran Open (QLD) | 1 | 333 | 308 |
| 10.11.2002 Redcliffe (QLD) | 6 | 330 | 386 |
| 15.11.2003 Cleveland (QLD) | 6 | 334 | 284 |
| 13.03.2004 Redland Bay (QLD) | 2 | 422 | 322 |
| 11.02.2007 Ipswich (QLD) | 3 | 439 | 285 |
| 07.05.2007 Queensland Championships (Masters) (QLD) | 13 | 366 | 346 |
| 30.08.2009 Qld Champs Sun (QLD) | 3 | 421 | 317 |
| 30.05.2010 Rainbow Region (NSW) | 1 | 415 | 352 |
| Head-to-head after 15 games | 14 | 1 | |
| Average score | 389.73 | 319.13 | |
| Spread: | 1059 | -1059 | |