Karol Kucera defeated Mark Philippoussis 6-4 6-2 7-5 in the US Open round of 128 on hard. The upset overturned the form book — Mark Philippoussis came in leading the head-to-head 1–0, defending last year's round of 128. Karol Kucera claimed a first win over Mark Philippoussis in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-02 | Paris Masters | R16 | hard | Mark Philippoussis | 6-4 4-6 7-5 |
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 (7 vs 38). ATP, WTA & Challenger.