| Tournament | Round | Maree Heynen | Jan Chapman |
| 20.05.2007 Ulladulla 2007 (NSW) | 13 | 372 | 433 |
| 18.05.2008 Ulladulla (NSW) | 7 | 338 | 376 |
| 08.08.2009 Empire Bay (NSW) | 2 | 334 | 368 |
| 22.11.2009 Central Coast Championships (NSW) | 3 | 345 | 388 |
| 22.11.2009 Central Coast Championships (NSW) | 14 | 305 | 446 |
| 05.06.2010 WOYWOY 2010 (NSW) | 1 | 334 | 300 |
| 07.08.2010 EMPIRE BAY 2010 (NSW) | 6 | 306 | 423 |
| Head-to-head after 7 games | 1 | 6 | |
| Average score | 333.42 | 390.57 | |
| Spread: | -400 | 400 | |