| Tournament | Round | Carol Colwill | Daniel Piechnick |
| 29.04.2012 Civil War 2012 (SA) | 4 | 347 | 454 |
| 29.07.2012 July Pub Tourney (SA) | 1 | 345 | 503 |
| 28.04.2013 Civil War (SA) | 1 | 438 | 513 |
| 28.07.2013 July Pub Tourney (SA) | 1 | 360 | 394 |
| 09.02.2014 February Pub Tourney (SA) | 3 | 358 | 470 |
| 27.04.2014 Civil War (SA) | 1 | 307 | 503 |
| 25.07.2015 July Pub Tourney (SA) | 2 | 350 | 410 |
| 16.01.2016 January Pub Tourney (SA) | 3 | 361 | 577 |
| 30.04.2016 Civil War (SA) | 3 | 351 | 589 |
| 11.03.2018 SA Championship (SA) | 6 | 346 | 424 |
| 16.06.2018 SA June 4-4 (SA) | 6 | 326 | 454 |
| 08.12.2019 APS Championship (SA) | 7 | 397 | 469 |
| 23.02.2020 Feb 4-4-4 (SA) | 5 | 385 | 477 |
| Head-to-head after 13 games | 0 | 13 | |
| Average score | 359.3 | 479.76 | |