| Tournament | Round | Pat Kennedy | Zina Costanzo |
| 30.08.1998 Knox (VIC) | 2 | 343 | 360 |
| 27.09.1998 Essendon (VIC) | 4 | 301 | 499 |
| 07.03.1999 Bendigo (VIC) | 5 | 393 | 363 |
| 05.12.1999 McKinnon (VIC) | 1 | 314 | 417 |
| 28.12.1999 Decathon (VIC) | 7 | 396 | 293 |
| 23.01.2000 Aestival (VIC) | 6 | 337 | 361 |
| 23.09.2000 Essendon (VIC) | 5 | 365 | 316 |
| 30.09.2001 Essendon (VIC) | 5 | 373 | 345 |
| 18.11.2001 SA/Victoria Border Challenge (VIC) | 6 | 431 | 321 |
| 29.12.2001 Decathon (VIC) | 2 | 375 | 446 |
| 02.11.2003 SA/Victoria Border Challenge Dimboola (VIC) | 7 | 373 | 391 |
| 09.11.2003 Geelong (VIC) | 4 | 265 | 420 |
| 28.11.2004 Bentleigh (VIC) | 6 | 381 | 383 |
| 13.06.2005 Victorian Championships (VIC) | 7 | 385 | 417 |
| 06.11.2005 Geelong (VIC) | 4 | 339 | 432 |
| 02.07.2006 Bentleigh (VIC) | 1 | 291 | 335 |
| Head-to-head after 16 games | 5 | 11 | |
| Average score | 353.87 | 381.18 | |
| Spread: | -437 | 437 | |