Jens Knippschild defeated Marc Rosset 6-3 6-4 6-4 in the Wimbledon round of 64 on grass. The upset overturned the form book — Marc Rosset came in leading the head-to-head 1–0, defending last year's round of 64. Jens Knippschild claimed a first win over Marc Rosset in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-01-18 | Australian Open | R64 | hard | Marc Rosset | 6-7(7) 7-6(2) 6-1 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 (71 vs 187). ATP, WTA & Challenger.