| Tournament | Round | Derek McKenzie | Esther Perrins |
| 26.07.1998 Winter Masters (NSW) | 8 | 323 | 428 |
| 05.10.1998 New South Wales Championships (NSW) | 11 | 347 | 371 |
| 05.04.1999 Australian Championships (NSW) | 20 | 268 | 544 |
| 04.10.1999 New South Wales Championships (NSW) | 9 | 380 | 415 |
| 21.10.2000 Spring Marathon (NSW) | 5 | 408 | 346 |
| 27.01.2002 City of Sydney International Masters (NSW) | 12 | 383 | 450 |
| 21.07.2002 Winter Masters (NSW) | 15 | 353 | 429 |
| 21.07.2002 Winter Masters (NSW) | 19 | 393 | 428 |
| Head-to-head after 8 games | 1 | 7 | |
| Average score | 356.87 | 426.37 | |
| Spread: | -556 | 556 | |