Cecil Mamiit defeated Ivo Heuberger 6-4 6-3 3-6 3-6 6-3 in the US Open round of 128 on hard. Cecil Mamiit extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-06-15 | Wimbledon | Q64 | grass | Ivo Heuberger | 6-3 6-2 |
| 2001-09-24 | Hong Kong | R32 | hard | Cecil Mamiit | 7-6 6-4 |
Averages over each player's completed matches in the selected window (126 vs 81). 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. About