| Tournament | Round | John Smith | Diana Field |
| 05.12.1999 ACT Christmas Capers (ACT) | 3 | 362 | 229 |
| 17.02.2001 Wollongong WORDS February Frolic (NSW) | 7 | 301 | 280 |
| 16.06.2001 Wollongong Marj Babb (NSW) | 1 | 311 | 275 |
| 23.02.2002 Wollongong (NSW) | 7 | 373 | 238 |
| 07.12.2002 North Shore (NSW) | 7 | 296 | 288 |
| 04.01.2003 Janboree (NSW) | 2 | 398 | 260 |
| 04.01.2003 Janboree (NSW) | 6 | 329 | 226 |
| 22.02.2003 Wollongong (NSW) | 7 | 295 | 280 |
| 23.11.2003 ACT Championships (ACT) | 6 | 310 | 316 |
| 13.11.2004 Sydney (NSW) | 3 | 334 | 322 |
| 20.11.2005 ACT Championships (ACT) | 7 | 315 | 291 |
| 17.06.2006 Wollongong Marj Babb (NSW) | 2 | 349 | 298 |
| 06.01.2007 Janboree (NSW) | 2 | 298 | 284 |
| 05.01.2008 Janboree (NSW) | 7 | 331 | 271 |
| 14.02.2009 wordsfeb09 (NSW) | 1 | 289 | 272 |
| 14.02.2009 wordsfeb09 (NSW) | 8 | 398 | 186 |
| Head-to-head after 16 games | 15 | 1 | |
| Average score | 330.56 | 269.75 | |
| Spread: | 973 | -973 | |