| Tournament | Round | Lainie Mercieca | Martin Waterworth |
| 25.11.2012 Southport (QLD) | 9 | 415 | 347 |
| 01.04.2013 Australian Championship (QLD) | 24 | 441 | 363 |
| 17.05.2014 Matchplay (QLD) | 6 | 366 | 398 |
| 29.11.2015 Southport Summer (QLD) | 4 | 351 | 349 |
| 16.04.2022 Australian Championship (QLD) | 15 | 402 | 337 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 395 | 358.8 | |
| Spread: | 181 | -181 | |