01/By surface
each with its own count, at equal weight
Hard
0-1
T. leads 1-0 in 1 meeting on hard
Clay
Never on clay
no meeting on this surface
Grass
1-0
O. leads 1-0 in 1 meeting on grass
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, O. first |
|---|---|---|---|---|---|---|
| Jun 10, 2025 | Rosmalen Grass Court ChampionshipsATP250 | grass | 1st round | Virtanen O. | 7-6, 7-5 | 101 v 62 |
| Aug 29, 2023 | US OpenGrand Slam, best of 5 | hard | 1st round | Etcheverry T. | 6-3, 6-7, 1-6, 6-4, 7-6 | 133 v 34 |
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. Virtanen O. and Etcheverry T. each carry the table against every opponent faced.