| Date | Tournament | State | Round | Harry Malcolm | John Barker |
|---|---|---|---|---|---|
| 21/01/1999 | City of Sydney Masters | NSW | 2 | 284 | 401 |
| 01/08/1999 | Winter Masters | NSW | 4 | 406 | 391 |
| 28/12/1999 | Decathon | VIC | 4 | 372 | 382 |
| 12/06/2000 | Victorian Championships | VIC | 15 | 487 | 315 |
| 27/01/2001 | City of Sydney International Masters | NSW | 2 | 281 | 391 |
| 06/05/2001 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 2 | 300 | 350 |
| 09/06/2001 | Victorian Championships | VIC | 7 | 355 | 383 |
| 01/04/2002 | Australian Championships | WA | 4 | 274 | 393 |
| 05/05/2002 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 10 | 346 | 473 |
| 10/06/2002 | Victorian Championships | VIC | 10 | 387 | 386 |
| 04/05/2003 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 1 | 483 | 338 |
| 25/01/2004 | City of Sydney International Masters | NSW | 15 | 396 | 394 |
| 25/01/2004 | City of Sydney International Masters | NSW | 19 | 406 | 377 |
| 02/05/2004 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 6 | 350 | 353 |
| 17/04/2005 | NSW/Victoria Border Challenge, Wagga Wagga | NSW | 2 | 490 | 376 |
| 18/09/2005 | Australian Masters & State Challenge Trophy | VIC | 12 | 327 | 484 |
| 30/04/2006 | NSW vs Victoria Border Challenge Wagga Wagga | NSW | 9 | 456 | 411 |
| 24/03/2008 | Australian Championship | VIC | 4 | 391 | 415 |
| 13/09/2008 | MASTERS AND STATE CHALLENGE TROPHY | VIC | 7 | 402 | 354 |
| 10/06/2013 | VIC CHAMPIONSHIP | VIC | 10 | 380 | 400 |
| Head-to-head after 20 games | 9 | 11 | |||
| Average score | 378.65 | 388.35 | |||
| Spread | -194 | 194 | |||