Claudine Schaul defeated Nina Duebbers 7-5 6-4 in the Redbridge 25K round of 16 on hard. The upset overturned the form book — Nina Duebbers came in leading the head-to-head 2–0. Claudine Schaul claimed a first win over Nina Duebbers in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-04-30 | Cagnes Sur Mer 25K | R32 | clay | Nina Duebbers | 6-4 7-6(5) |
| 1998-09-08 | Denain 10K | R32 | clay | Nina Duebbers | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.