| Tournament | Round | Derek McKenzie | Marilyn Smith |
| 23.08.1998 Queensland Championships (QLD) | 13 | 554 | 312 |
| 02.05.1999 Maelstrom (QLD) | 3 | 466 | 304 |
| 23.05.1999 Brisbane Open (QLD) | 8 | 382 | 384 |
| 11.07.1999 Coominya Winter (QLD) | 4 | 394 | 372 |
| 21.08.1999 Queensland Championships (QLD) | 13 | 405 | 312 |
| 20.08.2000 Queensland Championships (QLD) | 8 | 454 | 338 |
| 26.08.2001 Queensland Championships (QLD) | 14 | 379 | 381 |
| 04.05.2008 Queensland Championships (QLD) | 10 | 427 | 357 |
| Head-to-head after 8 games | 6 | 2 | |
| Average score | 432.62 | 345 | |
| Spread: | 701 | -701 | |