Scrabble Australia
Tournaments: Dianne Costello : 1/1998 - 12/2026
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| Opponent Name | Total games | Wins | Draws | Losses | Win % |
| Valerie Taylor | 1 | 0 | 0 | 1 | 0.00% |
| Wynne Davidson | 1 | 0 | 0 | 1 | 0.00% |
| Aloma Pelham | 1 | 0 | 0 | 1 | 0.00% |
| Rebeccah Booth | 1 | 1 | 0 | 0 | 100.00% |
| Chris Dyson | 1 | 0 | 0 | 1 | 0.00% |
| Sister Romanus | 1 | 0 | 0 | 1 | 0.00% |
| Marie Cross | 1 | 1 | 0 | 0 | 100.00% |