| Date | Tournament | State | Round | Harry Malcolm | Trevor Halsall |
|---|---|---|---|---|---|
| 15/04/1998 | Australian Championships | TAS | 16 | 424 | 359 |
| 05/04/1999 | Australian Championships | NSW | 20 | 358 | 412 |
| 14/06/1999 | Victorian Championships | VIC | 9 | 329 | 430 |
| 04/10/1999 | New South Wales Championships | NSW | 15 | 302 | 486 |
| 22/04/2000 | Australian Championships | QLD | 21 | 401 | 413 |
| 12/06/2000 | Victorian Championships | VIC | 4 | 323 | 492 |
| 27/08/2000 | Bentleigh | VIC | 4 | 499 | 458 |
| 23/09/2000 | Essendon | VIC | 3 | 373 | 369 |
| 30/12/2000 | Decathon | VIC | 7 | 432 | 568 |
| 21/01/2001 | Aestival | VIC | 3 | 282 | 457 |
| 27/01/2001 | City of Sydney International Masters | NSW | 13 | 386 | 532 |
| 25/02/2001 | Camberwell | VIC | 5 | 286 | 469 |
| 16/04/2001 | Australian Championships | VIC | 4 | 279 | 549 |
| 09/06/2001 | Victorian Championships | VIC | 19 | 453 | 469 |
| 04/11/2001 | Geelong | VIC | 4 | 292 | 402 |
| 03/03/2002 | Bendigo | VIC | 4 | 431 | 334 |
| 10/11/2002 | Geelong | VIC | 4 | 291 | 351 |
| 01/12/2002 | McKinnon | VIC | 5 | 316 | 451 |
| 09/02/2003 | Camberwell | VIC | 6 | 435 | 418 |
| 13/04/2003 | Western Suburbs | VIC | 4 | 478 | 284 |
| 18/05/2003 | Dandenong | VIC | 2 | 373 | 410 |
| 08/06/2003 | Victorian Championships | VIC | 15 | 293 | 501 |
| 27/07/2003 | Bentleigh | VIC | 5 | 325 | 425 |
| 31/08/2003 | WSC Fundraiser | VIC | 1 | 352 | 351 |
| 18/01/2004 | Aestival | VIC | 4 | 355 | 478 |
| 14/06/2004 | Victorian Championships | VIC | 6 | 455 | 398 |
| 20/02/2005 | Nunawading Matchplay Qualifier | VIC | 9 | 408 | 387 |
| 07/04/2005 | Notturno | VIC | 2 | 532 | 277 |
| 10/05/2005 | Notturno | VIC | 4 | 326 | 427 |
| 17/04/2006 | Australian Championships | QLD | 5 | 334 | 426 |
| 10/06/2006 | vic06 3 DAY | VIC | 18 | 525 | 374 |
| 18/03/2007 | Langwarrin | VIC | 2 | 397 | 333 |
| 11/06/2007 | Victorian Championships | VIC | 13 | 447 | 380 |
| 22/07/2007 | Nunawading | VIC | 6 | 388 | 554 |
| 26/08/2007 | Youth Fundraiser | VIC | 7 | 308 | 424 |
| 08/09/2007 | AUST MASTERS & STATE CHALLENGE | VIC | 12 | 484 | 394 |
| 29/06/2008 | WYSC FUndraiser | VIC | 3 | 420 | 446 |
| 14/06/2010 | Victorian Championship | VIC | 22 | 505 | 351 |
| 11/07/2010 | Youth Fundraiser 2 | VIC | 3 | 449 | 414 |
| 22/07/2012 | Nunawading | VIC | 6 | 427 | 392 |
| 26/05/2013 | Cranbourne | VIC | 5 | 345 | 331 |
| 23/02/2014 | TEAM CHALLENGE | VIC | 6 | 463 | 302 |
| 22/06/2014 | Matchplay Vic | VIC | 2 | 347 | 501 |
| 01/02/2015 | CAMBERWELL | VIC | 1 | 304 | 558 |
| 02/03/2019 | SATURDAY SESSIONS 3B | VIC | 4 | 362 | 365 |
| Head-to-head after 45 games | 19 | 26 | |||
| Average score | 384.31 | 420.04 | |||
| Spread | -1608 | 1608 | |||