| Tournament | Round | Karen Richards | Patricia Mitchell |
| 14.06.1999 Victorian Championships (VIC) | 8 | 392 | 366 |
| 31.10.1999 Geelong (VIC) | 6 | 312 | 408 |
| 16.04.2001 Australian Championships (VIC) | 2 | 488 | 348 |
| 09.06.2001 Victorian Championships (VIC) | 19 | 453 | 479 |
| 22.07.2001 Winter Masters (NSW) | 18 | 434 | 356 |
| 25.04.2011 Aus Championship (ACT) | 6 | 356 | 389 |
| 07.08.2011 Magnetic Is Sunday (QLD) | 6 | 441 | 351 |
| 04.08.2012 Townsville Saturday (QLD) | 4 | 380 | 406 |
| 01.04.2013 Australian Championship (QLD) | 19 | 474 | 421 |
| Head-to-head after 9 games | 5 | 4 | |
| Average score | 414.44 | 391.55 | |
| Spread: | 206 | -206 | |