Jannik Sinner defeated Mackenzie Mcdonald 2-6 6-2 6-1 6-2 in the US Open round of 128 on hard. The result followed the form book — Jannik Sinner came in ranked #1, leading the head-to-head 3–0, defending last year's round of 16. Jannik Sinner extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-10-30 | Paris Masters | R32 | hard | Jannik Sinner | 6-7(6) 7-5 6-1 |
| 2022-05-23 | Roland Garros | R32 | clay | Jannik Sinner | 6-3 7-6(6) 6-3 |
| 2021-08-02 | Washington | F | hard | Jannik Sinner | 7-5 4-6 7-5 |
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 (173 vs 141). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Sinner J.: 1 day rest · 3 matches, 95 games (7d) · Mcdonald M.: 3 days rest · 1 match, 16 games (7d). Higher means fresher. About