| Tournament | Round | Harry Malcolm | Rene Chelton |
| 05.04.1999 Australian Championships (NSW) | 10 | 309 | 404 |
| 04.10.1999 New South Wales Championships (NSW) | 13 | 386 | 336 |
| 10.06.2002 Victorian Championships (VIC) | 11 | 422 | 336 |
| 14.06.2004 Victorian Championships (VIC) | 7 | 299 | 295 |
| 13.06.2005 Victorian Championships (VIC) | 6 | 271 | 367 |
| 04.08.2007 Magnetic Island Saturday (QLD) | 5 | 406 | 350 |
| 10.06.2013 VIC CHAMPIONSHIP (VIC) | 6 | 464 | 275 |
| Head-to-head after 7 games | 5 | 2 | |
| Average score | 365.28 | 337.57 | |
| Spread: | 194 | -194 | |