Head to head
1
Hard
0
1
Clay
0
Igor Sijsling's wins on the left · Adrian Ungur's on the right · bar lengths share one scale
All meetings (2)
| 2016 | Roland Garros | Clay | R128 | Igor Sijsling | 6-1 6-2 7-6(5) |
| 2013 | Davis Cup G1 R2: ROU vs NED | Hard | RR | Igor Sijsling | 1-6 6-3 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.