| Tournament | Round | Bettina Tonkin | Ann Simms |
| 20.05.2012 May 2012 Melville (WA) | 4 | 357 | 296 |
| 01.07.2012 BISECTION (WA) | 6 | 365 | 321 |
| 16.09.2012 BASSENDEAN (WA) | 6 | 420 | 317 |
| 18.11.2012 MARATHON (WA) | 3 | 375 | 327 |
| 18.11.2012 MARATHON (WA) | 10 | 391 | 281 |
| 09.11.2014 Round Robin NOV (WA) | 1 | 332 | 285 |
| 30.10.2016 OCTOP16 (WA) | 2 | 408 | 259 |
| 05.02.2017 FEB17OP1 (WA) | 4 | 366 | 362 |
| 17.09.2017 Youth Fundraiser Sept (WA) | 5 | 383 | 255 |
| 15.07.2018 Bisection & AGM (WA) | 3 | 356 | 305 |
| 20.01.2019 Jan Half AM (WA) | 3 | 334 | 329 |
| 17.02.2019 Feb Open (WA) | 6 | 389 | 357 |
| Head-to-head after 12 games | 12 | 0 | |
| Average score | 373 | 307.83 | |
| Spread: | 782 | -782 | |