| Date | Tournament | State | Round | Erica Williams | Karen Richards |
|---|---|---|---|---|---|
| 23/08/1998 | Queensland Championships | QLD | 15 | 279 | 397 |
| 06/05/2001 | Auran Open | QLD | 7 | 266 | 490 |
| 06/10/2001 | Mindbenders Open | QLD | 4 | 410 | 433 |
| 27/08/2006 | Queensland Championships | QLD | 13 | 312 | 437 |
| 30/07/2011 | Townsville Saturday | QLD | 8 | 320 | 468 |
| 02/08/2011 | Cairns | QLD | 2 | 479 | 343 |
| Head-to-head after 6 games | 1 | 5 | |||
| Average score | 344.33 | 428.00 | |||
| Spread | -502 | 502 | |||