01/By surface
each with its own count, at equal weight
Hard
3-0
R. leads 3-0 in 3 meetings on hard
Clay
0-1
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, R. first |
|---|---|---|---|---|---|---|
| Feb 13, 2018 | New York OpenATP250 | hard | 1st round | Harrison R. | 6-3, 7-6 | 44 v 65 |
| Feb 19, 2017 | Memphis OpenATP250 | hard | semifinal | Harrison R. | 6-4, 6-4 | 62 v 81 |
| Feb 24, 2015 | Abierto MexicanoATP500 | hard | 1st round | Harrison R.ret. | 4-6, 6-2, 4-2 | 169 v 45 |
| Apr 8, 2014 | U.S. Men's Clay Court ChampionshipsATP250 | clay | 1st round | Young D. | 6-0, 6-1 | 115 v 91 |
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. Harrison R. and Young D. each carry the table against every opponent faced.