| Tournament | Round | Ian Kesby | Diana Field |
| 17.04.1999 Central Coast - Wyong (NSW) | 7 | 306 | 299 |
| 01.04.2000 Central Coast - Wyong (NSW) | 4 | 319 | 291 |
| 26.03.2001 Wyong (NSW) | 2 | 346 | 273 |
| 01.06.2002 Woy Woy (NSW) | 4 | 372 | 268 |
| 16.03.2003 Wyong (NSW) | 5 | 385 | 320 |
| 20.03.2005 Wyong (NSW) | 5 | 364 | 275 |
| 03.06.2006 Woy Woy (NSW) | 6 | 400 | 248 |
| 02.06.2007 Woy Woy (NSW) | 2 | 405 | 276 |
| 24.11.2007 CENTRAL COAST CHAMPS (NSW) | 4 | 466 | 291 |
| 09.08.2008 Empire Bay (NSW) | 1 | 381 | 228 |
| 23.11.2008 CENTRAL COAST CHAMPIONSHIP 08 (NSW) | 14 | 422 | 259 |
| Head-to-head after 11 games | 11 | 0 | |
| Average score | 378.72 | 275.27 | |
| Spread: | 1138 | -1138 | |