Constant Lestienne defeated Igor Sijsling 6-2 5-7 7-6 in the St.Brieuc CH qualifying final on hard. The upset overturned the form book — Igor Sijsling came in leading the head-to-head 1–0. Constant Lestienne claimed a first win over Igor Sijsling in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-09-18 | France F20 | SF | hard | Igor Sijsling | 6-3 6-3 |
Averages over each player's completed matches in the selected window (200 vs 143). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About