| Tournament | Round | John Barker | Betty Coleman |
| 24.10.1998 Spring Marathon (NSW) | 2 | 546 | 341 |
| 21.05.1999 Ulladulla (NSW) | 5 | 396 | 418 |
| 05.12.1999 ACT Christmas Capers (ACT) | 1 | 359 | 352 |
| 26.03.2001 Wyong (NSW) | 6 | 392 | 360 |
| 22.07.2001 Winter Masters (NSW) | 9 | 412 | 287 |
| 01.10.2001 New South Wales Championships (NSW) | 1 | 456 | 293 |
| 19.01.2002 Baulkham Hills Kick-off (NSW) | 3 | 306 | 399 |
| 26.05.2002 Ulladulla (NSW) | 2 | 335 | 355 |
| 22.06.2002 Wollongong Marj Babb (NSW) | 4 | 441 | 367 |
| 27.03.2004 Western Scrabble Network (NSW) | 1 | 440 | 330 |
| 23.05.2004 Ulladulla (NSW) | 12 | 273 | 407 |
| 22.05.2005 Ulladulla (NSW) | 11 | 349 | 357 |
| Head-to-head after 12 games | 7 | 5 | |
| Average score | 392.08 | 355.5 | |
| Spread: | 439 | -439 | |