01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
1-1
Level 1-1 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, K. first |
|---|---|---|---|---|---|---|
| Jul 20, 2016 | Ericsson OpenInternational | clay | 2nd round | Knapp K. | 6-0, 7-5 | 85 v 79 |
| May 26, 2014 | French OpenGrand Slam | clay | 1st round | Barthel M. | 6-4, 6-0 | 49 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. Knapp K. and Barthel M. each carry the table against every opponent faced.