1-0
Potro J.M. leads 1-0, 1 meeting, 2013 to 2017, 1 walkover not counted
01/By surface
each with its own count, at equal weight
Hard
1-0
Potro J.M. leads 1-0 in 1 meeting on hard
Clay
Never on clay
no meeting on this surface
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, Potro J.M. first |
|---|---|---|---|---|---|---|
| May 5, 2017 | Millenium Estoril OpenATP250 | clay | 2nd round | Harrison R.walkover, not counted | no set played | 33 v 52 |
| Aug 1, 2013 | Citi OpenATP500 | hard | 2nd round | Del Potro J.M. | 6-1, 7-5 | 7 v 107 |
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. Del Potro J.M. and Harrison R. each carry the table against every opponent faced.