| Tournament | Round | Graeme Lock Lee | Ruby Kotwall |
| 20.06.1998 Wollongong Marj Babb (NSW) | 1 | 399 | 381 |
| 12.07.1998 Chatswood (NSW) | 5 | 386 | 368 |
| 26.07.1998 Winter Masters (NSW) | 11 | 358 | 305 |
| 15.08.1998 Revesby (NSW) | 1 | 265 | 459 |
| 05.04.1999 Australian Championships (NSW) | 2 | 345 | 431 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 350.6 | 388.8 | |
| Spread: | -191 | 191 | |