Head to head
Rivalry summary
Justin Gimelstob and Jan Siemerink met 3 times on the ATP tour between 1997 and 2000. Justin Gimelstob leads the head-to-head 2–1 against Jan Siemerink. By surface, Gimelstob leads 2–0 on hard.
2
Hard
0
0
Clay
1
Justin Gimelstob's wins on the left · Jan Siemerink's on the right · bar lengths share one scale
All meetings (3)
| 2000 | Tashkent | Hard | R32 | Justin Gimelstob | 6-4 6-3 |
| 2000 | Orlando | Clay | R32 | Jan Siemerink | 4-6 6-2 7-5 |
| 1997 | Toulouse | Hard | R16 | Justin Gimelstob | 3-6 7-6(7) 6-0 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.