Pete Sampras defeated Vincent Spadea 6-3 6-2 in the Cincinnati Masters quarter-final on hard. The upset overturned the form book — Vincent Spadea came in leading the head-to-head 1–0, defending last year's round of 16, but Pete Sampras had been the form player, winning 7 of their last 7 on hard. Pete Sampras claimed a first win over Vincent Spadea in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-08-16 | Indianapolis | QF | hard | Vincent Spadea | 6-4 3-6 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.