| Tournament | Round | Ivor Zetler | Gloria Gallagher |
| 21.01.1999 City of Sydney Masters (NSW) | 11 | 448 | 324 |
| 30.01.2000 City of Sydney International Masters (NSW) | 8 | 352 | 388 |
| 27.01.2001 City of Sydney International Masters (NSW) | 18 | 435 | 279 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 411.66 | 330.33 | |
| Spread: | 244 | -244 | |