| Date | Tournament | State | Round | Marg Harris-Walker | Wayne Willis |
|---|---|---|---|---|---|
| 22/04/2012 | Lismore ANZAC | NSW | 4 | 377 | 375 |
| 22/04/2012 | Lismore ANZAC | NSW | 9 | 359 | 384 |
| 03/02/2013 | Kempsey | NSW | 4 | 295 | 388 |
| 03/02/2013 | Kempsey | NSW | 8 | 334 | 385 |
| 04/05/2014 | Ocean Shores | NSW | 2 | 351 | 429 |
| 06/04/2015 | Australian Championship | VIC | 2 | 315 | 473 |
| 27/08/2017 | Qld Championships | QLD | 9 | 328 | 374 |
| 04/02/2018 | Kempsey | NSW | 10 | 381 | 341 |
| 01/10/2018 | NSW Champs | NSW | 9 | 342 | 286 |
| 01/10/2018 | NSW Champs | NSW | 18 | 345 | 412 |
| Head-to-head after 10 games | 3 | 7 | |||
| Average score | 342.70 | 384.70 | |||
| Spread | -420 | 420 | |||