Jan Siemerink defeated Thomas Johansson 2-6 6-3 6-4 in the s Hertogenbosch round of 32 on grass. The result followed the form book — Jan Siemerink came in leading the head-to-head 2–1, defending last year's round of 32. Jan Siemerink extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-27 | Toulouse | R32 | hard | Thomas Johansson | 7-6(3) 6-1 |
| 1998-09-28 | Toulouse | SF | hard | Jan Siemerink | 6-3 3-6 7-5 |
| 1998-03-02 | Rotterdam | F | hard | Jan Siemerink | 7-6(2) 6-2 |
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 (51 vs 200). ATP, WTA & Challenger.