| Tournament | Round | Martin Waterworth | John Barker |
| 09.02.2003 Kempsey (NSW) | 5 | 410 | 324 |
| 25.01.2004 City of Sydney International Masters (NSW) | 13 | 355 | 325 |
| 25.07.2004 Newcastle (NSW) | 1 | 378 | 392 |
| 29.01.2006 City of Sydney International Masters (NSW) | 4 | 331 | 477 |
| 01.02.2009 Kempsey (NSW) | 2 | 410 | 415 |
| 11.04.2009 AUST CHAMPIONSHIP (WA) | 4 | 445 | 434 |
| 30.01.2010 Kempsey Cup & Challenge (NSW) | 5 | 394 | 312 |
| 28.01.2013 CITY OF SYDNEY MASTERS (NSW) | 19 | 368 | 380 |
| 02.02.2014 Kempsey (NSW) | 11 | 448 | 421 |
| 28.03.2016 Australian Championship (SA) | 16 | 450 | 366 |
| 24.06.2017 Newtown Club (NSW) | 6 | 343 | 384 |
| 04.02.2018 Kempsey (NSW) | 2 | 433 | 441 |
| 05.01.2019 JANBOREE (NSW) | 9 | 325 | 425 |
| 03.02.2019 Kempsey Challenge (NSW) | 1 | 455 | 344 |
| 11.08.2019 Qld Championships (QLD) | 12 | 484 | 265 |
| 04.01.2020 JanBoree (NSW) | 1 | 447 | 395 |
| Head-to-head after 16 games | 9 | 7 | |
| Average score | 404.75 | 381.25 | |
| Spread: | 376 | -376 | |