Petros Tsitsipas defeated Ioannis Kountourakis 7-6 6-4 in the M15 Heraklion 4 quarter-final on hard. The result followed the form book — Petros Tsitsipas came in ranked #983, leading the head-to-head 1–0. Petros Tsitsipas extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-08 | M15 Heraklion 4 | R32 | hard | Petros Tsitsipas | 6-1 7-6(1) |
Averages over each player's completed matches in the selected window (15 vs 4). 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