Head to head
1
Hard
2
0
Grass
2
Ryan Harrison's wins on the left · Grigor Dimitrov's on the right · bar lengths share one scale
All meetings (5)
| 2017 | Shanghai Masters | Hard | R32 | Grigor Dimitrov | 3-6 6-3 7-6(6) |
| 2017 | Queen's Club | Grass | R32 | Grigor Dimitrov | 6-3 6-1 |
| 2015 | Acapulco | Hard | R16 | Ryan Harrison | 7-5 4-6 6-0 |
| 2014 | US Open | Hard | R128 | Grigor Dimitrov | 6-2 7-6(4) 6-2 |
| 2014 | Wimbledon | Grass | R128 | Grigor Dimitrov | 7-6(1) 6-3 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.