Marc Rosset defeated Jens Knippschild 6-7 7-6 6-1 6-3 in the Australian Open round of 64 on hard. The upset overturned the form book — Jens Knippschild came in leading the head-to-head 1–0, defending last year's round of 128. Marc Rosset claimed a first win over Jens Knippschild in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-06-21 | Wimbledon | R64 | grass | Jens Knippschild | 6-3 6-4 6-4 |
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 (187 vs 71). ATP, WTA & Challenger.