| Tournament | Round | Ros Gibbons | Hanne Marks |
| 11.01.1998 Baulkham Hills (NSW) | 1 | 387 | 340 |
| 25.01.1998 City of Sydney International Masters (NSW) | 12 | 387 | 312 |
| 01.03.1998 Balmain (NSW) | 5 | 393 | 349 |
| 29.03.1998 Wyong (NSW) | 5 | 322 | 414 |
| 26.07.1998 Winter Masters (NSW) | 9 | 445 | 375 |
| 14.11.1998 Sydney (NSW) | 5 | 425 | 314 |
| 12.12.1998 North Shore (NSW) | 2 | 419 | 361 |
| 17.01.1999 Baulkham Hills (NSW) | 2 | 278 | 408 |
| 21.01.1999 City of Sydney Masters (NSW) | 2 | 404 | 379 |
| 07.03.1999 Balmain (NSW) | 7 | 372 | 373 |
| 05.04.1999 Australian Championships (NSW) | 17 | 295 | 368 |
| 04.10.1999 New South Wales Championships (NSW) | 5 | 317 | 405 |
| 05.12.1999 ACT Christmas Capers (ACT) | 6 | 343 | 303 |
| 21.05.2000 Ulladulla (NSW) | 2 | 337 | 362 |
| 07.07.2000 Chatswood (NSW) | 7 | 442 | 289 |
| 02.10.2000 New South Wales Championships (NSW) | 16 | 396 | 375 |
| 27.01.2001 City of Sydney International Masters (NSW) | 13 | 335 | 372 |
| 01.10.2001 New South Wales Championships (NSW) | 10 | 340 | 343 |
| 27.10.2001 Viva Las Vegas (NSW) | 6 | 313 | 368 |
| Head-to-head after 19 games | 10 | 9 | |
| Average score | 365.78 | 358.42 | |
| Spread: | 140 | -140 | |