Gleb Sakharov defeated Marc Sieber 6-2 6-3 in the Saint Brieuc CH round of 32 on hard. The upset overturned the form book — Marc Sieber came in leading the head-to-head 1–0, but Gleb Sakharov had been the form player, winning 2 of their last 5 on hard. Gleb Sakharov claimed a first win over Marc Sieber in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-02-16 | Turkey F7 | SF | hard | Marc Sieber | 6-5 |
Averages over each player's completed matches in the selected window (175 vs 56). 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