01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
2-0
D. leads 2-0 in 2 meetings 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, D. first |
|---|---|---|---|---|---|---|
| Jul 24, 2017 | Suisse Open GstaadATP250 | clay | 1st round | Istomin D. | 6-3, 6-2 | 82 v 192 |
| Apr 5, 2016 | Grand Prix Hassan IIATP250 | clay | 1st round | Istomin D. | 7-6, 6-4 | 72 v 257 |
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. Istomin D. and Giustino L. each carry the table against every opponent faced.