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