| Date | Tournament | State | Round | Joan Watson | Graeme Lock Lee |
|---|---|---|---|---|---|
| 05/04/1999 | Australian Championships | NSW | 5 | 354 | 498 |
| 20/08/2000 | Queensland Championships | QLD | 3 | 416 | 301 |
| 25/08/2002 | Queensland Championships | QLD | 3 | 272 | 393 |
| 24/08/2003 | Queensland Championships | QLD | 15 | 331 | 412 |
| Head-to-head after 4 games | 1 | 3 | |||
| Average score | 343.25 | 401.00 | |||
| Spread | -231 | 231 | |||