| Tournament | Round | Ian Close | Nan Smith |
| 15.04.1998 Australian Championships (TAS) | 2 | 335 | 406 |
| 30.01.2000 City of Sydney International Masters (NSW) | 2 | 318 | 374 |
| 30.01.2000 City of Sydney International Masters (NSW) | 17 | 335 | 418 |
| 12.04.2004 Australian Championships (ACT) | 11 | 355 | 387 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 335.75 | 396.25 | |
| Spread: | -242 | 242 | |