01/By surface
each with its own count, at equal weight
Hard
1-0
M. leads 1-0 in 1 meeting on hard
Clay
1-1
Level 1-1 in 2 meetings on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, M. first |
|---|---|---|---|---|---|---|
| May 22, 2018 | Nürnberger VersicherungscupInternational | clay | 1st round | Barthel M. | 7-5, 6-3 | 122 v 58 |
| Oct 18, 2016 | BGL BNP Paribas Luxembourg OpenInternational | hard | 1st round | Barthel M. | 6-1, 6-4 | 135 v 87 |
| Apr 20, 2015 | Porsche Tennis Grand PrixPremier | clay | 1st round | Witthoeft C. | 7-5, 6-3 | 39 v 74 |
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. Barthel M. and Witthoeft C. each carry the table against every opponent faced.