Head to head
2
Hard
1
Marcos Giron's wins on the left · John Millman's on the right · bar lengths share one scale
All meetings (3)
| 2022 | Acapulco | Hard | R32 | Marcos Giron | 7-6(3) 2-0 RET |
| 2022 | Delray Beach | Hard | R16 | John Millman | 6-3 7-6(6) |
| 2021 | Sofia | Hard | QF | Marcos Giron | 6-4 6-2 |
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.