| Tournament | Round | Janine Whittaker | Joan Rosenthal |
| 16.10.2004 Spring Marathon (NSW) | 8 | 352 | 403 |
| 16.10.2010 Spring Marathon (NSW) | 1 | 372 | 438 |
| 23.10.2011 Spring Marathon (NSW) | 3 | 346 | 410 |
| 21.03.2015 BEECROFT MARATHON (NSW) | 10 | 295 | 388 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 341.25 | 409.75 | |
| Spread: | -274 | 274 | |