| Tournament | Round | Margaret Sella | Rene Chelton |
| 13.06.2005 Victorian Championships (VIC) | 7 | 372 | 409 |
| 17.04.2006 Australian Championships (QLD) | 5 | 331 | 385 |
| 08.03.2015 SA Championship (SA) | 13 | 444 | 330 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 382.33 | 374.66 | |
| Spread: | 23 | -23 | |