Jim Thomas defeated Cecil Mamiit 6-4 6-7 6-4 in the USA 4 Masters 3 semi-final on hard. The upset overturned the form book — Cecil Mamiit came in leading the head-to-head 1–0. Jim Thomas claimed a first win over Cecil Mamiit in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-10-01 | Tokyo | R64 | hard | Cecil Mamiit | 6-3 6-2 |
Averages over each player's completed matches in the selected window (3 vs 137). 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