| Tournament | Round | Svend Grunnet | Patricia Rieck |
| 19.10.2002 Mindbenders Open (QLD) | 5 | 321 | 377 |
| 13.07.2003 Coominya (QLD) | 2 | 371 | 316 |
| 29.05.2005 Surfers is Paradise Mindgames (QLD) | 11 | 370 | 360 |
| 21.08.2005 Queensland Championships (QLD) | 15 | 406 | 403 |
| 28.10.2006 Mindbenders Saturday (QLD) | 6 | 445 | 332 |
| 28.10.2007 Mindbenders Tournament (QLD) | 3 | 383 | 423 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 382.66 | 368.5 | |
| Spread: | 85 | -85 | |