| Tournament | Round | Esther Rolfe | Betty Irwin |
| 21.05.2000 Ulladulla (NSW) | 6 | 369 | 292 |
| 23.02.2002 Wollongong (NSW) | 8 | 337 | 387 |
| 15.05.2003 Ulladulla (NSW) | 13 | 443 | 305 |
| 22.05.2005 Ulladulla (NSW) | 6 | 306 | 411 |
| 17.06.2005 Wollongong Marj Babb (NSW) | 6 | 348 | 329 |
| 11.02.2006 Wollongong (NSW) | 1 | 374 | 330 |
| 21.02.2006 Ulladulla SUmmer Games Tuesday (NSW) | 4 | 281 | 392 |
| 22.02.2006 Ulladulla Summer Games Wednesday (NSW) | 5 | 438 | 386 |
| 28.05.2006 Ulladulla Championship (NSW) | 8 | 326 | 378 |
| 28.05.2006 Ulladulla Championship (NSW) | 11 | 400 | 216 |
| 17.06.2006 Wollongong Marj Babb (NSW) | 3 | 370 | 302 |
| 18.05.2008 Ulladulla (NSW) | 3 | 304 | 406 |
| 14.06.2008 Wollongong (NSW) | 5 | 332 | 358 |
| 02.11.2008 Nowra Bomaderry 2008 (NSW) | 4 | 419 | 331 |
| 02.11.2008 Nowra Bomaderry 2008 (NSW) | 11 | 365 | 409 |
| Head-to-head after 15 games | 8 | 7 | |
| Average score | 360.8 | 348.8 | |
| Spread: | 180 | -180 | |