Jack Sock defeated Lukas Rosol 6-3 6-3 in the Orleans CH round of 16 on hard. The upset overturned the form book — Lukas Rosol came in leading the head-to-head 1–0. Jack Sock claimed a first win over Lukas Rosol in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-01-18 | Australian Open | R64 | hard | Lukas Rosol | 7-6(6) 7-6(5) 6-3 |
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 (60 vs 75). ATP, WTA & Challenger.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.