Todd Martin defeated Sjeng Schalken 6-4 6-4 in the Cincinnati Masters round of 32 on hard. The upset overturned the form book — Sjeng Schalken came in leading the head-to-head 1–0, defending last year's round of 64. Todd Martin claimed a first win over Sjeng Schalken in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-06-21 | Wimbledon | R64 | grass | Sjeng Schalken | 6-3 6-2 4-6 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 (140 vs 200). ATP, WTA & Challenger.