Sanctioned Matchup Predictor
Joanna Ma vs Karen Smith
Past Head-to-Head Rubbers (3)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Joanna Ma | def. | Karen Smith | 2009 Australian Veterans Championships (2009-10-24) | +4 | |
| Joanna Ma | def. | Karen Smith | 5,3,-10,9 | 2014 Australian Veterans Championships (2014-10-25) | 0 |
| Joanna Ma | def. | Karen Smith | 5,8,10 | 2018 Australian Veterans Championships (2018-10-20) | 0 |