David Wheaton defeated Horst Skoff 6-1 6-2 6-2 in the US Open round of 64 on hard. The upset overturned the form book — Horst Skoff came in leading the head-to-head 1–0. David Wheaton claimed a first win over Horst Skoff in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-27 | Roland Garros | R128 | clay | Horst Skoff | 6-2 6-7(4) 3-6 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.