| Date | Tournament | State | Round | John Parker | Gwen Chadwick |
|---|---|---|---|---|---|
| 08/06/1996 | Victorian Championships | VIC | 3 | 284 | 473 |
| 09/06/1997 | Victorian Championships | VIC | 15 | 415 | 393 |
| 10/08/1997 | Jolly Roger | VIC | 3 | 342 | 381 |
| 08/02/1998 | Camberwell | VIC | 2 | 336 | 417 |
| 14/06/1999 | Victorian Championships | VIC | 21 | 439 | 426 |
| 12/06/2000 | Victorian Championships | VIC | 16 | 402 | 483 |
| 09/06/2001 | Victorian Championships | VIC | 18 | 364 | 339 |
| 24/06/2001 | Nunawading | VIC | 2 | 407 | 319 |
| 03/03/2002 | Bendigo | VIC | 6 | 426 | 315 |
| 08/06/2003 | Victorian Championships | VIC | 1 | 366 | 336 |
| 28/12/2005 | Decathon | VIC | 9 | 305 | 432 |
| 10/09/2006 | Trans Tasman Fundraiser | VIC | 4 | 436 | 331 |
| 10/12/2006 | McKinnon 2006 | VIC | 3 | 395 | 417 |
| Head-to-head after 13 games | 7 | 6 | |||
| Average score | 378.23 | 389.38 | |||
| Spread | -145 | 145 | |||