| Tournament | Round | Janet Roberts | Norma Engel |
| 24.06.2012 CLOTA COTTAGE (VIC) | 3 | 411 | 327 |
| 22.07.2012 Nunawading (VIC) | 2 | 408 | 372 |
| 30.09.2012 Essendon (VIC) | 7 | 369 | 378 |
| 08.06.2015 Queen's Birthday (VIC) | 3 | 357 | 334 |
| 21.07.2018 Sat Sess 5 (VIC) | 4 | 365 | 320 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 382 | 346.2 | |