Head to head
1
Hard
1
0
Clay
1
Carlos Berlocq's wins on the left · Kei Nishikori's on the right · bar lengths share one scale
All meetings (3)
| 2017 | Buenos Aires | Clay | SF | Kei Nishikori | 4-6 6-4 6-3 |
| 2013 | Indian Wells Masters | Hard | R32 | Carlos Berlocq | 6-2 6-2 |
| 2013 | Australian Open | Hard | R64 | Kei Nishikori | 7-6(4) 6-4 6-1 |
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.