David Prinosil defeated Frederik Fetterlein 6-7 6-3 6-4 in the Washington round of 64 on hard. The upset overturned the form book — Frederik Fetterlein came in leading the head-to-head 1–0, but David Prinosil had been the form player, winning 3 of their last 5 on hard. David Prinosil claimed a first win over Frederik Fetterlein in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-03-01 | Copenhagen | R32 | carpet | Frederik Fetterlein | 6-1 6-4 |
Averages over each player's completed matches in the selected window (200 vs 17). 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