Glenn Weiner defeated Sebastien De Chaunac 7-5 4-6 6-1 in the US Open q128 on hard. The upset overturned the form book — Sebastien De Chaunac came in leading the head-to-head 1–0. Glenn Weiner claimed a first win over Sebastien De Chaunac in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-07-24 | Los Angeles | Q16 | hard | Sebastien De Chaunac | 6-4 1-6 6-4 |
Averages over each player's completed matches in the selected window (7 vs 20). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About