Frederik Fetterlein defeated Martin Sinner 6-4 7-6 6-3 in the Wimbledon round of 128 on grass. The upset overturned the form book — Martin Sinner came in leading the head-to-head 1–0. Frederik Fetterlein claimed a first win over Martin Sinner in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1995-03-06 | Copenhagen | QF | carpet | Martin Sinner | 7-5 7-5 |
Averages over each player's completed matches in the selected window (17 vs 45). 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