| Tournament | Round | Svend Grunnet | Yvonne Doughty |
| 28.11.1999 Southport (QLD) | 1 | 297 | 379 |
| 19.05.2002 Donnybrook (QLD) | 4 | 321 | 356 |
| 25.08.2002 Queensland Championships (QLD) | 16 | 319 | 346 |
| 21.08.2005 Queensland Championships (QLD) | 13 | 340 | 318 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 319.25 | 349.75 | |
| Spread: | -122 | 122 | |