Jack Sock defeated Ruben Bemelmans 7-6 6-3 in the Washington round of 32 on hard. The upset overturned the form book — Ruben Bemelmans came in leading the head-to-head 1–0, but Jack Sock had been the form player, winning 2 of their last 6 on hard. Jack Sock claimed a first win over Ruben Bemelmans in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-31 | US Open | R64 | hard | Ruben Bemelmans | 4-6 4-6 6-3 2-1 RET |
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.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About