01/By surface
each with its own count, at equal weight
Hard
1-0
S. leads 1-0 in 1 meeting on hard
Clay
1-0
S. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Feb 11, 2020 | New York OpenATP250 | hard | 1st round | Johnson S. | 6-7, 6-3, 7-6 | 75 v 53 |
| Apr 15, 2018 | U.S. Men's Clay Court ChampionshipsATP250 | clay | final | Johnson S. | 7-6, 2-6, 6-4 | 51 v 56 |
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. Johnson S. and Sandgren T. each carry the table against every opponent faced.