| Tournament | Round | Graeme Lock Lee | Heather Lowden |
| 09.04.2007 Australian Championships (NSW) | 10 | 367 | 334 |
| 08.09.2007 AUST MASTERS & STATE CHALLENGE (VIC) | 17 | 473 | 381 |
| 13.09.2009 MASTERS AND STATE CHALLENGE TROPHY (NSW) | 9 | 377 | 358 |
| 05.04.2010 Aus Championship (SA) | 20 | 469 | 363 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 421.5 | 359 | |
| Spread: | 250 | -250 | |