Head to head
1
Hard
1
0
Clay
1
0
Grass
1
Denis Istomin's wins on the left · Feliciano Lopez's on the right · bar lengths share one scale
All meetings (4)
| 2019 | Delray Beach | Hard | R32 | Denis Istomin | 7-6(5) 6-2 |
| 2013 | Memphis | Hard | SF | Feliciano Lopez | 6-2 3-6 6-3 |
| 2010 | Barcelona | Clay | R32 | Feliciano Lopez | 7-6(7) 7-5 |
| 2009 | Queen's Club | Grass | R32 | Feliciano Lopez | 7-6(3) 4-6 7-6(5) |
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.