Head to head
Rivalry summary
Sam Groth and Yen-Hsun Lu met 2 times on the ATP tour between 2015 and 2015. Their head-to-head is level at 1–1. By surface, they are level 1–1 on hard.
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Hard
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Sam Groth's wins on the left · Yen-Hsun Lu's on the right · bar lengths share one scale
All meetings (2)
| 2015 | Delray Beach | Hard | R32 | Yen-Hsun Lu | 6-7(6) 7-6(5) 6-4 |
| 2015 | Memphis | Hard | R32 | Sam Groth | 6-4 6-3 |
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.