| Tournament | Round | Gloria Gallagher | Derek McKenzie |
| 01.03.1998 Balmain (NSW) | 3 | 352 | 354 |
| 08.06.1998 Victorian Championships (VIC) | 10 | 344 | 405 |
| 05.10.1998 New South Wales Championships (NSW) | 16 | 328 | 408 |
| 01.08.1999 Winter Masters (NSW) | 13 | 293 | 515 |
| 17.02.2001 Wollongong WORDS February Frolic (NSW) | 6 | 302 | 468 |
| 21.07.2002 Winter Masters (NSW) | 1 | 314 | 411 |
| Head-to-head after 6 games | 0 | 6 | |
| Average score | 322.16 | 426.83 | |
| Spread: | -628 | 628 | |