Petra Kvitová defeated Svetlana Kuznetsova in the final, 6–1, 6–2 to win the women's singles tennis title at the 2015 Madrid Open. It was her second Madrid Open title.

Maria Sharapova was the defending champion, but lost to Kuznetsova in the semifinals.

Seeds

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

Qualifying

Seeds

Qualifiers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

Eighth qualifier

References Main Draw Qualifying Draw