| Date | Tournament | State | Round | Betty Irwin | Christine Foot |
|---|---|---|---|---|---|
| 21/05/2000 | Ulladulla | NSW | 12 | 306 | 439 |
| 24/11/2002 | ACT Championships | ACT | 5 | 356 | 315 |
| 20/05/2007 | Ulladulla 2007 | NSW | 1 | 371 | 383 |
| 20/05/2007 | Ulladulla 2007 | NSW | 14 | 324 | 408 |
| Head-to-head after 4 games | 1 | 3 | |||
| Average score | 339.25 | 386.25 | |||
| Spread | -188 | 188 | |||