Anne Schaefer advanced when Barbara Sobaszkiewicz retired 6-2 3-2 in the Warsaw 2 10K qualifying round. Anne Schaefer extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-30 | Bad Saulgau 25K | R16 | clay | Anne Schaefer | 5-7 7-6(5) 3-0 |
| 2012-01-23 | Mallorca 10K | QF | clay | Barbara Sobaszkiewicz | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.