| Tournament | Round | Marge Roberts | Aloma Pelham |
| 06.06.2005 Western Australian Championships (WA) | 5 | 338 | 325 |
| 06.06.2005 Western Australian Championships (WA) | 10 | 444 | 320 |
| 31.10.2005 Coogee (WA) | 4 | 312 | 339 |
| 21.05.2006 Melville (WA) | 5 | 259 | 425 |
| 30.09.2007 Pinjarra (WA) | 2 | 308 | 389 |
| 01.06.2008 WA Championships (WA) | 2 | 314 | 328 |
| 01.06.2008 WA Championships (WA) | 18 | 289 | 467 |
| Head-to-head after 7 games | 2 | 5 | |
| Average score | 323.42 | 370.42 | |
| Spread: | -329 | 329 | |