| Tournament | Round | Patti Ashwin | Michael Vnuk |
| 22.02.1998 Ipswich (QLD) | 6 | 438 | 328 |
| 07.06.1998 Millmerran (QLD) | 3 | 414 | 233 |
| 11.10.1998 Greenbank (QLD) | 6 | 361 | 452 |
| 21.08.1999 Queensland Championships (QLD) | 14 | 311 | 410 |
| 28.11.1999 Southport (QLD) | 4 | 340 | 450 |
| 02.04.2000 Brisbane Open (QLD) | 5 | 280 | 549 |
| 05.11.2000 Redcliffe (QLD) | 6 | 419 | 371 |
| 18.02.2001 Ipswich (QLD) | 4 | 334 | 415 |
| 20.05.2001 Harrisville (QLD) | 3 | 407 | 420 |
| 10.06.2001 Millmerran (QLD) | 3 | 313 | 436 |
| 01.07.2001 Lismore (NSW) | 7 | 323 | 418 |
| 05.08.2001 Newmarket (QLD) | 3 | 381 | 477 |
| 11.11.2001 Redcliffe (QLD) | 4 | 313 | 425 |
| 25.10.2001 Lismore (NSW) | 2 | 352 | 432 |
| 11.07.2004 Coominya (QLD) | 4 | 386 | 486 |
| 22.08.2004 Queensland Championships (QLD) | 3 | 475 | 476 |
| 12.03.2005 Redland Bay (QLD) | 6 | 383 | 428 |
| 15.01.2006 Greenbank (QLD) | 5 | 352 | 266 |
| 27.08.2006 Queensland Championships (QLD) | 4 | 317 | 398 |
| 28.10.2006 Mindbenders Saturday (QLD) | 4 | 419 | 469 |
| Head-to-head after 20 games | 4 | 16 | |
| Average score | 365.9 | 416.95 | |
| Spread: | -1021 | 1021 | |