Kenneth Carlsen defeated Cecil Mamiit 7-6 6-3 in the Washington round of 64 on hard. The upset overturned the form book — Cecil Mamiit came in leading the head-to-head 1–0. Kenneth Carlsen claimed a first win over Cecil Mamiit in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-02-08 | San Jose | R32 | hard | Cecil Mamiit | 2-6 6-3 7-5 |
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 137). ATP, WTA & Challenger.