Scrabble Australia
Tournaments: Yvonne Cossins : 1/1998 - 12/2026
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| Opponent Name | Total games | Wins | Draws | Losses | Win % |
| Wendy Evans | 3 | 1 | 0 | 2 | 33.33% |
| Anne Henderson | 2 | 0 | 0 | 2 | 0.00% |
| Rosalie Tobin | 2 | 2 | 0 | 0 | 100.00% |
| Ian Kesby | 2 | 1 | 0 | 1 | 50.00% |
| Margaret Hynes | 2 | 0 | 0 | 2 | 0.00% |
| Ann Moss | 2 | 0 | 0 | 2 | 0.00% |
| Nancy Sacchetti | 1 | 0 | 0 | 1 | 0.00% |
| Norma Stiller | 1 | 1 | 0 | 0 | 100.00% |
| Janet Bor | 1 | 0 | 0 | 1 | 0.00% |
| Margaret Foster | 1 | 1 | 0 | 0 | 100.00% |
| Wendy Lee | 1 | 0 | 0 | 1 | 0.00% |
| Bev Pye | 1 | 1 | 0 | 0 | 100.00% |
| Ann Gash | 1 | 0 | 0 | 1 | 0.00% |
| Trish Chisholm | 1 | 1 | 0 | 0 | 100.00% |
| Merriss Adler | 1 | 1 | 0 | 0 | 100.00% |
| Diana Field | 1 | 1 | 0 | 0 | 100.00% |
| Adine Christian | 1 | 1 | 0 | 0 | 100.00% |
| Noel Coulter | 1 | 0 | 0 | 1 | 0.00% |
| Bob Jackman | 1 | 0 | 0 | 1 | 0.00% |
| Gial Leslie | 1 | 0 | 0 | 1 | 0.00% |
| Alice Pullen | 1 | 1 | 0 | 0 | 100.00% |
| Janine Whittaker | 1 | 0 | 0 | 1 | 0.00% |
| Andree Lajoie | 1 | 0 | 0 | 1 | 0.00% |
| Fay Fisher | 1 | 0 | 0 | 1 | 0.00% |
| Vivian Nelson | 1 | 1 | 0 | 0 | 100.00% |
| Betty Mayne | 1 | 1 | 0 | 0 | 100.00% |
| Robyn Miller | 1 | 1 | 0 | 0 | 100.00% |
| Leone Sanday | 1 | 0 | 0 | 1 | 0.00% |
| Dianne McDonald | 1 | 1 | 0 | 0 | 100.00% |
| Karmel Patterson | 1 | 0 | 0 | 1 | 0.00% |
| Pam Tuckwell | 1 | 0 | 0 | 1 | 0.00% |
| Suzanne Edwards | 1 | 1 | 0 | 0 | 100.00% |
| Terence Koo | 1 | 0 | 0 | 1 | 0.00% |
| Donna Burrett | 1 | 1 | 0 | 0 | 100.00% |