| Tournament | Round | Jean McGiffen | Kerry Constable |
| 24.10.1998 Spring Marathon (NSW) | 11 | 472 | 393 |
| 13.02.1999 Wollongong (NSW) | 6 | 449 | 348 |
| 21.05.1999 Ulladulla (NSW) | 4 | 409 | 348 |
| 05.12.1999 ACT Christmas Capers (ACT) | 5 | 295 | 480 |
| 18.08.2001 Revesby (NSW) | 2 | 395 | 398 |
| 09.12.2001 ACT Championships (ACT) | 7 | 464 | 429 |
| 26.05.2002 Ulladulla (NSW) | 10 | 408 | 359 |
| 17.08.2002 Revesby (NSW) | 7 | 257 | 447 |
| 24.11.2002 ACT Championships (ACT) | 6 | 363 | 378 |
| 22.02.2003 Wollongong (NSW) | 5 | 399 | 316 |
| 15.05.2003 Ulladulla (NSW) | 9 | 416 | 446 |
| 20.07.2003 Winter Masters (NSW) | 5 | 325 | 350 |
| 06.10.2003 NSW Championships (NSW) | 16 | 442 | 374 |
| 23.05.2004 Ulladulla (NSW) | 10 | 497 | 315 |
| 22.05.2005 Ulladulla (NSW) | 1 | 357 | 349 |
| 02.10.2006 New South Wales Championships (NSW) | 11 | 393 | 323 |
| Head-to-head after 16 games | 10 | 6 | |
| Average score | 396.31 | 378.31 | |
| Spread: | 288 | -288 | |