| Tournament | Round | John Spaan | Sheryl Davidson |
| 18.09.2005 Australian Masters & State Challenge Trophy (VIC) | 9 | 431 | 405 |
| 08.09.2007 AUST MASTERS & STATE CHALLENGE (VIC) | 6 | 439 | 403 |
| 13.09.2008 MASTERS AND STATE CHALLENGE TROPHY (VIC) | 8 | 381 | 420 |
| 13.02.2010 Ipswich (QLD) | 3 | 395 | 331 |
| 08.09.2013 Australian Masters and State Team Challenge (VIC) | 4 | 328 | 463 |
| 10.09.2017 AMSC 2017 (SA) | 11 | 525 | 400 |
| 08.09.2019 Australian Masters and State Team Challenge (ACT) | 18 | 392 | 296 |
| Head-to-head after 7 games | 5 | 2 | |
| Average score | 413 | 388.28 | |
| Spread: | 173 | -173 | |