| Tournament | Round | John Spaan | Tony Miller |
| 12.09.2010 Australian Masters & State Challenge Trophy (VIC) | 14 | 403 | 317 |
| 14.09.2014 MASTERS AND STATE CHALLENGE (SA) | 3 | 396 | 449 |
| 10.09.2017 AMSC 2017 (SA) | 8 | 365 | 379 |
| 27.12.2018 Christmas Leftovers (SA) | 2 | 322 | 376 |
| 27.12.2022 Xmas Leftovers 22 (SA) | 1 | 367 | 351 |
| 19.04.2025 National Championship and Plate (SA) | 18 | 374 | 396 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 371.16 | 378 | |
| Spread: | -41 | 41 | |