| Tournament | Round | Ivor Zetler | Donna MacDonald |
| 20.10.2001 Spring Marathon (NSW) | 1 | 374 | 420 |
| 24.07.2005 Winter Masters (NSW) | 5 | 470 | 386 |
| 27.02.2010 Matchplay Qualifier (NSW) | 1 | 324 | 403 |
| 02.10.2017 NSW CHAMPS (NSW) | 3 | 403 | 316 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 392.75 | 381.25 | |
| Spread: | 46 | -46 | |