| Tournament | Round | Noeline Thoma | Jan Robertson |
| 22.02.1998 Ipswich (QLD) | 3 | 309 | 349 |
| 02.05.1999 Maelstrom (QLD) | 5 | 323 | 365 |
| 21.08.1999 Queensland Championships (QLD) | 5 | 318 | 367 |
| 04.08.2002 Newmarket (QLD) | 1 | 332 | 346 |
| 08.12.2002 Southport (QLD) | 6 | 362 | 351 |
| 17.10.2004 Newmarket (QLD) | 3 | 353 | 344 |
| 13.02.2005 Ipswich (QLD) | 6 | 377 | 370 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 339.14 | 356 | |
| Spread: | -118 | 118 | |