| Tournament | Round | Maree Heynen | Margaret Clifford |
| 05.06.2004 Woy Woy (NSW) | 5 | 331 | 388 |
| 05.03.2006 Balmain BUGS (NSW) | 6 | 312 | 362 |
| 18.03.2006 Wyong (NSW) | 3 | 346 | 327 |
| 03.06.2006 Woy Woy (NSW) | 1 | 310 | 418 |
| 10.09.2006 Baulkham Hills Open (NSW) | 1 | 330 | 382 |
| 02.06.2007 Woy Woy (NSW) | 3 | 378 | 265 |
| 13.01.2008 Hills Yearly Nearly Early (NSW) | 8 | 310 | 366 |
| 15.03.2008 Wyong (NSW) | 3 | 347 | 361 |
| 23.11.2008 CENTRAL COAST CHAMPIONSHIP 08 (NSW) | 5 | 342 | 333 |
| 11.01.2009 Baulkham Hills Yearly Nearly Early (NSW) | 5 | 292 | 366 |
| 07.08.2010 EMPIRE BAY 2010 (NSW) | 4 | 327 | 317 |
| 13.08.2011 Empire Bay (NSW) | 1 | 240 | 240 |
| Head-to-head after 12 games | 4.5 | 7.5 | |
| Average score | 322.08 | 343.75 | |
| Spread: | -260 | 260 | |