Mathias Hellstrom defeated Fredrik Jonsson 6-4 4-6 6-2 in the Sweden Masters 3 semi-final on carpet. The upset overturned the form book — Fredrik Jonsson came in leading the head-to-head 1–0. Mathias Hellstrom claimed a first win over Fredrik Jonsson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-09-22 | Sweden F1 | SF | hard | Fredrik Jonsson | 7-5 4-6 7-5 |
Averages over each player's completed matches in the selected window (1 vs 35). 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. Small sample — read as indicative. About