| Tournament | Round | Ruby Kotwall | Joanne Craig |
| 26.07.1998 Winter Masters (NSW) | 1 | 285 | 460 |
| 11.09.1999 St George (NSW) | 2 | 293 | 454 |
| 04.10.1999 New South Wales Championships (NSW) | 7 | 368 | 370 |
| 11.04.2002 Sutherland (NSW) | 1 | 412 | 455 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 339.5 | 434.75 | |
| Spread: | -381 | 381 | |