Head to head
1
Hard
0
0
Clay
1
1
Grass
0
Ivo Karlovic's wins on the left · Igor Andreev's on the right · bar lengths share one scale
All meetings (3)
| 2010 | Belgrade | Clay | R16 | Igor Andreev | 6-4 7-5 |
| 2007 | New Haven | Hard | QF | Ivo Karlovic | 6-7(8) 6-4 7-6(1) |
| 2005 | Nottingham | Grass | R32 | Ivo Karlovic | 6-4 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.