| Tournament | Round | Gillian Briggs | Khen Meerding |
| 02.02.2002 Ulverstone February (TAS) | 2 | 357 | 396 |
| 28.03.2005 Australian Championships (TAS) | 4 | 442 | 472 |
| 22.08.2010 Ross August (TAS) | 8 | 395 | 376 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 398 | 414.66 | |
| Spread: | -50 | 50 | |