Head to head
0
Hard
2
1
Clay
0
Jack Sock's wins on the left · Santiago Giraldo's on the right · bar lengths share one scale
All meetings (3)
| 2015 | Houston | Clay | QF | Jack Sock | 6-4 6-4 |
| 2013 | Atlanta | Hard | R32 | Santiago Giraldo | 7-5 6-4 |
| 2012 | Indian Wells Masters | Hard | R128 | Santiago Giraldo | 5-7 6-0 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.