| Tournament | Round | John Barker | Marilyn Smith |
| 23.08.1998 Queensland Championships (QLD) | 11 | 366 | 342 |
| 05.04.1999 Australian Championships (NSW) | 12 | 381 | 337 |
| 21.08.1999 Queensland Championships (QLD) | 8 | 459 | 366 |
| 26.08.2001 Queensland Championships (QLD) | 16 | 376 | 283 |
| 25.08.2002 Queensland Championships (QLD) | 16 | 355 | 374 |
| 12.04.2004 Australian Championships (ACT) | 7 | 410 | 320 |
| 18.07.2004 Winter Masters (NSW) | 18 | 456 | 282 |
| 25.04.2011 Aus Championship (ACT) | 19 | 428 | 422 |
| 01.04.2013 Australian Championship (QLD) | 1 | 435 | 402 |
| Head-to-head after 9 games | 8 | 1 | |
| Average score | 407.33 | 347.55 | |
| Spread: | 538 | -538 | |