Nicolas Massu defeated Thomas Enqvist 6-2 6-3 in the Dusseldorf round robin on clay. The upset overturned the form book — Thomas Enqvist came in defending last year's round-robin. Nicolas Massu extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-25 | US Open | R64 | hard | Nicolas Massu | 6-3 6-2 7-5 |
| 2000-08-21 | Long Island | R16 | hard | Thomas Enqvist | 6-3 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 (200 vs 85). ATP, WTA & Challenger.