Jonathan Stark defeated Justin Gimelstob 7-6 6-4 in the Los Angeles round of 32 on hard. The upset overturned the form book — Justin Gimelstob came in leading the head-to-head 1–0. Jonathan Stark claimed a first win over Justin Gimelstob in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-06-07 | Halle | R32 | grass | Justin Gimelstob | 6-3 6-4 |
Averages over each player's completed matches in the selected window (64 vs 200). 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