01/By surface
each with its own count, at equal weight
Hard
0-3
R. leads 3-0 in 3 meetings on hard
Clay
1-0
D. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
4 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, D. first |
|---|---|---|---|---|---|---|
| Feb 13, 2018 | New York OpenATP250 | hard | 1st round | Harrison R. | 6-3, 7-6 | 65 v 44 |
| Feb 19, 2017 | Memphis OpenATP250 | hard | semifinal | Harrison R. | 6-4, 6-4 | 81 v 62 |
| Feb 24, 2015 | Abierto MexicanoATP500 | hard | 1st round | Harrison R.ret. | 4-6, 6-2, 4-2 | 45 v 169 |
| Apr 8, 2014 | U.S. Men's Clay Court ChampionshipsATP250 | clay | 1st round | Young D. | 6-0, 6-1 | 91 v 115 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Young D. and Harrison R. each carry the table against every opponent faced.