| Tournament | Round | Harry Malcolm | Patricia Mitchell |
| 08.03.1998 Wangaratta (VIC) | 2 | 407 | 354 |
| 26.04.1998 Western Suburbs (VIC) | 6 | 370 | 336 |
| 20.02.2000 Camberwell (VIC) | 5 | 471 | 371 |
| 21.05.2000 Dandenong (VIC) | 1 | 366 | 375 |
| 21.08.2004 Ballarat (VIC) | 1 | 449 | 313 |
| 28.03.2005 Australian Championships (TAS) | 17 | 398 | 376 |
| 01.05.2005 Mayday (VIC) | 5 | 399 | 280 |
| 18.02.2007 Camberwell (VIC) | 4 | 447 | 338 |
| 24.03.2008 Australian Championship (VIC) | 11 | 430 | 467 |
| Head-to-head after 9 games | 7 | 2 | |
| Average score | 415.22 | 356.66 | |
| Spread: | 527 | -527 | |