Head to head
Rivalry summary
Jonathan Stark and Jan Siemerink met 2 times on the ATP tour between 1993 and 1996. Jonathan Stark leads the head-to-head 2–0 against Jan Siemerink. By surface, Stark leads 2–0 on hard.
2
Hard
0
Jonathan Stark's wins on the left · Jan Siemerink's on the right · bar lengths share one scale
All meetings (2)
| 1996 | Long Island | Hard | R32 | Jonathan Stark | 6-4 6-4 |
| 1993 | Toulouse | Hard | R32 | Jonathan Stark | 6-4 7-6(4) |
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.