| Tournament | Round | Sal Costanzo | Gillian Renwick |
| 18.05.2003 Dandenong (VIC) | 3 | 458 | 339 |
| 20.02.2005 Nunawading Matchplay Qualifier (VIC) | 1 | 454 | 369 |
| 04.02.2006 Notturno 7 (VIC) | 2 | 445 | 301 |
| 11.06.2007 Victorian Championships (VIC) | 16 | 413 | 349 |
| 24.06.2007 WSC Fundraiser (VIC) | 2 | 376 | 412 |
| 07.06.2008 VIC CHAMPS (VIC) | 21 | 435 | 297 |
| 10.01.2009 MARATHON 09 (VIC) | 14 | 388 | 406 |
| 08.06.2009 Vic Championship (VIC) | 1 | 554 | 212 |
| Head-to-head after 8 games | 6 | 2 | |
| Average score | 440.37 | 335.62 | |
| Spread: | 838 | -838 | |