Head to head
0
Hard
1
0
Clay
1
1
Grass
0
1
Carpet
1
Renzo Furlan's wins on the left · Jan Siemerink's on the right · bar lengths share one scale
All meetings (5)
| 1997 | Wimbledon | Grass | R128 | Renzo Furlan | 6-7(5) 6-7(4) 6-4 6-4 6-4 |
| 1996 | Stuttgart Masters | Carpet | R16 | Jan Siemerink | 6-4 6-4 |
| 1996 | Antwerp | Carpet | R16 | Renzo Furlan | 6-4 7-6(3) |
| 1995 | Long Island | Hard | SF | Jan Siemerink | 6-4 6-3 |
| 1995 | Monte Carlo Masters | Clay | R64 | Jan Siemerink | 6-3 3-6 6-2 |
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.