Mackenzie Mcdonald defeated Kei Nishikori 7-6 4-6 7-5 in the Delray Beach round of 32 on hard. The result followed the form book — Mackenzie Mcdonald came in ranked #140. Mackenzie Mcdonald extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-30 | US Open | R64 | hard | Kei Nishikori | 7-6 6-3 6-7 2-6 6-3 |
| 2021-08-02 | Washington | SF | hard | Mackenzie Mcdonald | 6-4 3-6 7-5 |
Averages over each player's completed matches in the selected window (91 vs 29). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Mcdonald M.: 14 days rest · 1 match (14d). Higher means fresher. About
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