| Tournament | Round | Rene Chelton | Margaret Andrews |
| 08.05.1999 Hassall Grove (NSW) | 2 | 328 | 349 |
| 21.10.2000 Spring Marathon (NSW) | 10 | 373 | 275 |
| 27.01.2002 City of Sydney International Masters (NSW) | 17 | 372 | 339 |
| 04.10.2010 NSW Championships (NSW) | 13 | 332 | 385 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 351.25 | 337 | |
| Spread: | 57 | -57 | |