| Date | Tournament | State | Round | John Barker | Joan Colburt |
|---|---|---|---|---|---|
| 17/04/1995 | Australian Open Double Dictionary Championship | QLD | 2 | 400 | 319 |
| 17/04/1995 | Australian Open Double Dictionary Championship | QLD | 18 | 434 | 392 |
| 25/08/1996 | Queensland Scrabble Championships | QLD | 6 | 502 | 384 |
| 12/01/1997 | Lasseters Inodoor Challenge (Masters Only) | NT | 6 | 518 | 346 |
| 23/08/1998 | Queensland Championships | QLD | 2 | 436 | 340 |
| Head-to-head after 5 games | 5 | 0 | |||
| Average score | 458.00 | 356.20 | |||
| Spread | 509 | -509 | |||