Kei Nishikori defeated Stefanos Tsitsipas 6-4 6-4 in the Canada Masters round of 32 on hard. The upset overturned the form book — Stefanos Tsitsipas came in ranked #85, leading the head-to-head 2–1, defending last year's round of 32. Kei Nishikori narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-10-02 | Shanghai Masters | R64 | hard | Stefanos Tsitsipas | 7-6(6) 6-4 |
| 2021-03-22 | Miami Masters | R32 | hard | Stefanos Tsitsipas | 6-3 3-6 6-1 |
| 2018-10-01 | Tokyo | QF | hard | Kei Nishikori | 6-3 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (64 vs 125). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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.
Tsitsipas S.: 13 days rest · 1 match (14d). Higher means fresher. About