| Tournament | Round | George Khamis | Barbara Joffe |
| 04.10.2008 NSW CHAMPIONSHIPS 08 (NSW) | 9 | 371 | 367 |
| 11.01.2009 Baulkham Hills Yearly Nearly Early (NSW) | 4 | 469 | 355 |
| 12.12.2010 Sydney Club 2010 (NSW) | 5 | 335 | 392 |
| 08.01.2011 Janboree (NSW) | 8 | 372 | 415 |
| 13.06.2015 WORDS Winter (NSW) | 7 | 314 | 413 |
| 13.02.2016 Wollongong Summer (NSW) | 7 | 316 | 472 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 362.83 | 402.33 | |
| Spread: | -237 | 237 | |