Dieter Kindlmann defeated Jan Mertl 6-3 7-6 in the Germany 1 3 round of 16 on hard. The upset overturned the form book — Jan Mertl came in leading the head-to-head 1–0. Dieter Kindlmann claimed a first win over Jan Mertl in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-01-17 | Germany F2 | QF | hard | Jan Mertl | 6-4 6-4 |
Averages over each player's completed matches in the selected window (12 vs 128). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About