| Tournament | Round | Jack Ashwin | Joy McGowan |
| 22.02.1998 Ipswich (QLD) | 5 | 353 | 365 |
| 22.03.1998 Redcliffe (QLD) | 2 | 396 | 396 |
| 02.08.1998 Kooralbyn (QLD) | 3 | 343 | 291 |
| 23.08.1998 Queensland Championships (QLD) | 8 | 453 | 321 |
| 21.08.1999 Queensland Championships (QLD) | 1 | 366 | 334 |
| 03.10.1999 Mindbenders (QLD) | 1 | 381 | 383 |
| 28.11.1999 Southport (QLD) | 3 | 352 | 356 |
| 14.10.2000 Mindbenders Open (QLD) | 3 | 402 | 348 |
| 05.11.2000 Redcliffe (QLD) | 1 | 300 | 495 |
| 14.01.2001 Greenbank (QLD) | 2 | 353 | 394 |
| 18.02.2001 Ipswich (QLD) | 3 | 411 | 366 |
| 24.11.2002 Cleveland (QLD) | 4 | 313 | 366 |
| 12.01.2003 Greenbank (QLD) | 3 | 401 | 401 |
| 15.02.2004 Ipswich (QLD) | 6 | 364 | 367 |
| 13.03.2004 Redland Bay (QLD) | 5 | 363 | 352 |
| 11.07.2004 Coominya (QLD) | 5 | 326 | 391 |
| 27.10.2013 Redcliffe Sunday (QLD) | 5 | 366 | 337 |
| Head-to-head after 17 games | 8 | 9 | |
| Average score | 367.23 | 368.41 | |
| Spread: | -20 | 20 | |