| Date | Tournament | State | Round | Ruby Kotwall | Hanne Marks |
|---|---|---|---|---|---|
| 17/06/1995 | Wollongong Winter | NSW | 1 | 343 | 330 |
| 15/02/1997 | Wollongong | NSW | 3 | 354 | 365 |
| 26/04/1997 | Hassall Grove Club | NSW | 8 | 284 | 447 |
| 06/10/1997 | New South Wales Championships | NSW | 13 | 349 | 358 |
| 06/10/1997 | New South Wales Championships | NSW | 20 | 433 | 327 |
| 26/07/1998 | Winter Masters | NSW | 16 | 344 | 383 |
| 05/10/1998 | New South Wales Championships | NSW | 4 | 414 | 261 |
| 05/04/1999 | Australian Championships | NSW | 11 | 350 | 302 |
| 05/04/1999 | Australian Championships | NSW | 21 | 386 | 320 |
| 11/09/2000 | St George | NSW | 7 | 581 | 263 |
| Head-to-head after 10 games | 6 | 4 | |||
| Average score | 383.80 | 335.60 | |||
| Spread | 482 | -482 | |||