01/By surface
each with its own count, at equal weight
Hard
0-1
A. leads 1-0 in 1 meeting on hard
Clay
0-1
A. leads 1-0 in 1 meeting 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, L. first |
|---|---|---|---|---|---|---|
| May 2, 2015 | Mutua Madrid OpenPremier | clay | 1st round | Radwanska A. | 6-4, 6-3 | 88 v 9 |
| Sep 21, 2013 | KDB Korea OpenInternational | hard | semifinal | Radwanska A. | 6-0, 6-2 | 113 v 4 |
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. Arruabarrena L. and Radwanska A. each carry the table against every opponent faced.