Paul Haarhuis defeated Pete Sampras 6-4 6-4 in the Philadelphia round of 16 on hard. The upset overturned the form book — Pete Sampras came in leading the head-to-head 1–0, defending last year's round of 32. Paul Haarhuis claimed a first win over Pete Sampras in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-05-23 | Roland Garros | R32 | clay | Pete Sampras | 6-1 6-4 6-1 |
Averages over each player's completed matches in the selected window (106 vs 200). 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