Oscar Otte defeated Steven Diez 2-6 6-2 6-3 in the Aix En Provence CH round of 32 on clay. Oscar Otte claimed a first win over Steven Diez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-07-12 | Hamburg | Q1 | clay | Steven Diez | 6-4 6-4 |
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 (200 vs 200). ATP, WTA & Challenger.