01/By surface
each with its own count, at equal weight
Hard
Never on hard
no meeting on this surface
Clay
Never on clay
no meeting on this surface
Grass
1-0
Krumm K. leads 1-0 in 1 meeting on grass
02/Every meeting
1 row, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, Krumm K. first |
|---|---|---|---|---|---|---|
| Jun 25, 2013 | WimbledonGrand Slam | grass | 1st round | Date Krumm K. | 6-0, 6-2 | 84 v 193 |
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. Date Krumm K. and Witthoeft C. each carry the table against every opponent faced.