Sanctioned Matchup Predictor
Betty Bird vs Joan Guggenheim
Past Head-to-Head Rubbers (2)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Betty Bird | def. | Joan Guggenheim | 2008 Australian Veterans Championships (2008-10-18) | +1 | |
| Betty Bird | def. | Joan Guggenheim | 2,1,4 | 2010 Australian Veterans Championships (2010-10-24) | 0 |