Kei Nishikori defeated Sam Querrey 4-6 6-2 7-6 in the Delray Beach semi-final on hard. The result followed the form book — Kei Nishikori came in leading the head-to-head 6–4. Kei Nishikori extended the head-to-head to 7–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-02 | Washington | R64 | hard | Kei Nishikori | 6-4 6-3 |
| 2018-10-08 | Shanghai Masters | R16 | hard | Kei Nishikori | 7-6(7) 6-4 |
| 2016-02-22 | Acapulco | R16 | hard | Sam Querrey | 6-4 6-3 |
| 2016-02-08 | Memphis | SF | hard | Kei Nishikori | 3-6 6-3 6-3 |
| 2015-10-05 | Tokyo | R16 | hard | Kei Nishikori | 7-6(3) 6-3 |
| 2015-02-09 | Memphis | SF | hard | Kei Nishikori | 5-7 7-6(5) 7-6(5) |
| 2014-07-28 | Washington | R32 | hard | Kei Nishikori | 6-4 5-7 6-4 |
| 2012-10-07 | Shanghai Masters | R32 | hard | Sam Querrey | 2-6 6-1 6-4 |
| 2012-08-06 | Canada Masters | R32 | hard | Sam Querrey | 6-2 6-3 |
| 2011-06-06 | Queen's Club | R64 | grass | Sam Querrey | 6-3 6-4 |
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