Sergi Bruguera defeated Jan Siemerink 6-4 6-4 in the Monte Carlo Masters round of 32 on clay. The upset overturned the form book — Jan Siemerink came in leading the head-to-head 1–0. Sergi Bruguera claimed a first win over Jan Siemerink in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-02-23 | London | R32 | carpet | Jan Siemerink | 6-1 7-6(3) |
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 (180 vs 199). ATP, WTA & Challenger.