Igor Sijsling defeated Denis Istomin 7-6 6-1 in the Queen's Club round of 32 on grass. The upset overturned the form book — Denis Istomin came in leading the head-to-head 1–0, defending last year's round of 32. Igor Sijsling claimed a first win over Denis Istomin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-14 | Australian Open | R128 | hard | Denis Istomin | 4-6 6-3 6-4 6-2 |
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 (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About