| Date | Tournament | State | Round | Isabel Humphreys | Alan Gauci |
|---|---|---|---|---|---|
| 05/03/1995 | Balmain BUGS | NSW | 2 | 474 | 227 |
| 04/10/1999 | New South Wales Championships | NSW | 10 | 363 | 311 |
| 14/11/1999 | Sydney | NSW | 6 | 330 | 332 |
| 18/11/2000 | Sydney | NSW | 2 | 260 | 443 |
| Head-to-head after 4 games | 2 | 2 | |||
| Average score | 356.75 | 328.25 | |||
| Spread | 114 | -114 | |||