Justin Gimelstob defeated Jan Siemerink 3-6 7-6 6-0 in the Toulouse round of 16 on hard. Justin Gimelstob extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-09-11 | Tashkent | R32 | hard | Justin Gimelstob | 6-4 6-3 |
| 2000-05-01 | Orlando | R32 | clay | Jan Siemerink | 4-6 6-2 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 199). ATP, WTA & Challenger.