Pierre Hugues Herbert defeated Sam Querrey 5-7 7-6 6-3 6-1 in the Australian Open round of 128 on hard. The upset overturned the form book — Sam Querrey came in leading the head-to-head 3–0, defending last year's round of 64. Pierre Hugues Herbert claimed a first win over Sam Querrey in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-06-06 | s Hertogenbosch | Q2 | grass | Sam Querrey | 6-7 6-4 6-3 |
| 2019-08-12 | Cincinnati Masters | R64 | hard | Sam Querrey | 7-6 7-6 |
| 2016-05-02 | Madrid Masters | R64 | clay | Sam Querrey | 6-7 7-6 6-4 |
Averages over each player's completed matches in the selected window (200 vs 96). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About