| Date | Tournament | State | 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 | |||