Norbert Gombos defeated Jelle Sels 6-3 7-6 in the Rotterdam qualifying round 1 on hard. The result followed the form book — Norbert Gombos came in ranked #370, leading the head-to-head 1–0. Norbert Gombos extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-01 | Rotterdam | Q1 | hard | Norbert Gombos | 6-3 7-6(2) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.