Head to head
1
Hard
1
James Duckworth's wins on the left · Ryan Harrison's on the right · bar lengths share one scale
All meetings (2)
| 2018 | Atlanta | Hard | R32 | Ryan Harrison | 4-6 7-6(2) 6-1 |
| 2015 | Washington | Hard | R64 | James Duckworth | 6-1 7-6(4) |
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.