Head to head
Rivalry summary
John Fitzgerald and Jan Siemerink met 2 times on the ATP tour between 1991 and 1992. John Fitzgerald leads the head-to-head 2–0 against Jan Siemerink. By surface, Fitzgerald leads 2–0 on hard.
2
Hard
0
John Fitzgerald's wins on the left · Jan Siemerink's on the right · bar lengths share one scale
All meetings (2)
| 1992 | Australian Open | Hard | R64 | John Fitzgerald | 7-5 6-1 7-6(4) |
| 1991 | Adelaide | Hard | R32 | John Fitzgerald | 6-2 7-6(3) |
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.