| Date | Tournament | State | Round | Olga Visser | Gloria Gallagher |
|---|---|---|---|---|---|
| 05/04/1999 | Australian Championships | NSW | 17 | 361 | 389 |
| 30/01/2000 | City of Sydney International Masters | NSW | 4 | 353 | 431 |
| 27/01/2001 | City of Sydney International Masters | NSW | 12 | 358 | 396 |
| 22/07/2001 | Winter Masters | NSW | 9 | 396 | 468 |
| Head-to-head after 4 games | 0 | 4 | |||
| Average score | 367.00 | 421.00 | |||
| Spread | -216 | 216 | |||