| Tournament | Round | Tim Mason | Colleen McCormick |
| 11.12.2011 DEC OPEN (WA) | 6 | 260 | 376 |
| 01.07.2012 BISECTION (WA) | 1 | 442 | 314 |
| 18.11.2012 MARATHON (WA) | 5 | 355 | 305 |
| 18.11.2012 MARATHON (WA) | 10 | 424 | 326 |
| 09.12.2012 OPEN (WA) | 7 | 419 | 316 |
| 19.05.2013 MELVILLE (WA) | 6 | 459 | 361 |
| 16.03.2014 March OPEN (WA) | 3 | 427 | 357 |
| 05.02.2017 FEB17OP1 (WA) | 1 | 407 | 314 |
| 02.04.2017 Bisection (Youth Fundraiser) (WA) | 5 | 510 | 334 |
| Head-to-head after 9 games | 8 | 1 | |
| Average score | 411.44 | 333.66 | |