| Date | Tournament | State | Round | Duncan Smith | Judy Nelson |
|---|---|---|---|---|---|
| 05/11/1994 | Sydney Club | NSW | 3 | 448 | 404 |
| 11/01/1997 | Baulkham Hills | NSW | 5 | 384 | 408 |
| 06/10/1997 | New South Wales Championships | NSW | 14 | 396 | 269 |
| 06/10/1997 | New South Wales Championships | NSW | 20 | 456 | 322 |
| Head-to-head after 4 games | 3 | 1 | |||
| Average score | 421.00 | 350.75 | |||
| Spread | 281 | -281 | |||