| Tournament | Round | Sam Greenberg | Joan Rosenthal |
| 13.02.1999 Wollongong (NSW) | 2 | 303 | 453 |
| 10.03.2002 Balmain BUGS (NSW) | 2 | 354 | 422 |
| 06.10.2003 NSW Championships (NSW) | 8 | 357 | 423 |
| 04.08.2007 WSC Fundraiser (NSW) | 3 | 408 | 444 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 355.5 | 435.5 | |
| Spread: | -320 | 320 | |