Jeremy Jahn defeated Denis Matsukevitch 6-1 6-3 in the Germany F7 round of 32 on clay. The upset overturned the form book — Denis Matsukevitch came in leading the head-to-head 1–0. Jeremy Jahn claimed a first win over Denis Matsukevitch in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-22 | Germany F7 | R16 | clay | Denis Matsukevitch | 6-3 2-6 7-5 |
Averages over each player's completed matches in the selected window (200 vs 72). 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