| Tournament | Round | Daniel Piechnick | Margaret Gibson |
| 18.07.2010 SA Pub July (SA) | 5 | 525 | 295 |
| 10.10.2010 SA October (SA) | 5 | 449 | 372 |
| 06.02.2011 SA February (SA) | 1 | 446 | 436 |
| 26.06.2011 June Pub Tourney (SA) | 2 | 481 | 291 |
| 29.07.2012 July Pub Tourney (SA) | 4 | 394 | 382 |
| 26.12.2012 Christmas Leftovers (SA) | 4 | 485 | 346 |
| 13.01.2013 January Pub Tourney (SA) | 4 | 458 | 285 |
| 26.01.2013 SA January (SA) | 6 | 495 | 339 |
| 26.10.2014 Pub Battle of the Sexes (SA) | 3 | 490 | 345 |
| 13.03.2016 SA Championship (SA) | 8 | 448 | 346 |
| 18.06.2016 June SA Scrabble (SA) | 3 | 469 | 364 |
| 03.06.2017 June 4-4 (SA) | 7 | 432 | 381 |
| 20.01.2018 Jan 4-4-4 (SA) | 5 | 454 | 313 |
| 06.10.2018 October (SA) | 6 | 544 | 307 |
| 19.01.2020 SA JANUARY (SA) | 5 | 430 | 383 |
| Head-to-head after 15 games | 15 | 0 | |
| Average score | 466.66 | 345.66 | |
| Spread: | 1815 | -1815 | |