| Date | Tournament | State | Round | Margaret Andrews | Graeme Lock Lee |
|---|---|---|---|---|---|
| 16/09/1996 | St George | NSW | 1 | 308 | 397 |
| 04/10/1999 | New South Wales Championships | NSW | 9 | 373 | 383 |
| 21/10/2000 | Spring Marathon | NSW | 1 | 364 | 310 |
| 27/01/2001 | City of Sydney International Masters | NSW | 1 | 301 | 476 |
| 27/10/2002 | Spring Marathon | NSW | 4 | 383 | 391 |
| 25/02/2006 | NSW Matchplay Qualifier | NSW | 2 | 303 | 507 |
| 16/10/2010 | Spring Marathon | NSW | 3 | 334 | 448 |
| Head-to-head after 7 games | 1 | 6 | |||
| Average score | 338.00 | 416.00 | |||
| Spread | -546 | 546 | |||