Marc Rosset defeated Nicolas Lapentti 7-6 6-3 in the Hamburg Masters round of 64 on clay. The upset overturned the form book — Nicolas Lapentti came in leading the head-to-head 1–0, defending last year's semi-final. Marc Rosset claimed a first win over Nicolas Lapentti in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-03 | Hamburg Masters | R32 | clay | Nicolas Lapentti | 6-2 6-0 |
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 (135 vs 200). ATP, WTA & Challenger.