| Tournament | Round | Harry Malcolm | John Spaan |
| 28.12.1999 Decathon (VIC) | 1 | 406 | 241 |
| 27.01.2001 City of Sydney International Masters (NSW) | 10 | 469 | 355 |
| 06.05.2001 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 9 | 350 | 300 |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 7 | 266 | 445 |
| 04.05.2003 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 5 | 516 | 305 |
| 02.05.2004 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 1 | 418 | 317 |
| 17.04.2005 NSW/Victoria Border Challenge, Wagga Wagga (NSW) | 8 | 394 | 415 |
| 18.09.2005 Australian Masters & State Challenge Trophy (VIC) | 11 | 360 | 398 |
| 30.04.2006 NSW vs Victoria Border Challenge Wagga Wagga (NSW) | 6 | 402 | 314 |
| 13.09.2008 MASTERS AND STATE CHALLENGE TROPHY (VIC) | 19 | 413 | 466 |
| 02.09.2012 Australian Masters and State Team Challenge (NSW) | 3 | 402 | 424 |
| 08.09.2013 Australian Masters and State Team Challenge (VIC) | 19 | 370 | 382 |
| 14.09.2014 MASTERS AND STATE CHALLENGE (SA) | 16 | 324 | 428 |
| Head-to-head after 13 games | 6 | 7 | |
| Average score | 391.53 | 368.46 | |
| Spread: | 300 | -300 | |