Cecil Mamiit defeated Sjeng Schalken 6-3 7-6 in the Costa Do Sauipe round of 16 on hard. The upset overturned the form book — Sjeng Schalken came in leading the head-to-head 1–0. Cecil Mamiit claimed a first win over Sjeng Schalken in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-09 | Tokyo | R16 | hard | Sjeng Schalken | 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 (48 vs 172). ATP, WTA & Challenger.