Sjeng Schalken defeated Paul Haarhuis 6-2 6-3 4-6 6-3 in the Roland Garros round of 128 on clay. Sjeng Schalken extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-08-23 | Boston | R32 | hard | Sjeng Schalken | 4-6 6-3 6-0 |
| 1998-08-24 | Boston | QF | hard | Paul Haarhuis | 0-6 6-4 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 (200 vs 20). ATP, WTA & Challenger.