| Tournament | Round | Trevor Halsall | Rene Chelton |
| 25.01.1998 City of Sydney International Masters (NSW) | 15 | 355 | 323 |
| 08.05.1999 Hassall Grove (NSW) | 9 | 334 | 441 |
| 22.04.2000 Australian Championships (QLD) | 1 | 350 | 351 |
| 01.10.2001 New South Wales Championships (NSW) | 12 | 434 | 318 |
| 04.10.2004 New South Wales Championships (NSW) | 3 | 474 | 461 |
| 10.06.2013 VIC CHAMPIONSHIP (VIC) | 4 | 447 | 386 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 399 | 380 | |
| Spread: | 114 | -114 | |