| Tournament | Round | Ros Gibbons | Marie Knight |
| 21.01.1999 City of Sydney Masters (NSW) | 12 | 336 | 489 |
| 01.08.1999 Winter Masters (NSW) | 1 | 266 | 453 |
| 05.12.1999 ACT Christmas Capers (ACT) | 11 | 315 | 400 |
| Head-to-head after 3 games | 0 | 3 | |
| Average score | 305.66 | 447.33 | |
| Spread: | -425 | 425 | |