| Tournament | Round | Anne Drew | Cheah Siu Hean |
| 05.04.1999 Australian Championships (NSW) | 15 | 449 | 406 |
| 01.04.2002 Australian Championships (WA) | 11 | 364 | 419 |
| 21.04.2003 Australian Championships (SA) | 12 | 388 | 397 |
| 09.04.2007 Australian Championships (NSW) | 10 | 479 | 383 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 420 | 401.25 | |
| Spread: | 75 | -75 | |