Victoria Azarenka defeated the two-time defending champion Serena Williams in the final, 6–3, 6–1 to win the women's singles tennis title at the 2009 Miami Open. It was her third WTA Tour singles title, and first at the Premier or above level.

Seeds All seeds received a bye into the second round.

Draw

Finals

Top half

Section 1

Section 2

Section 3

Section 4

Bottom half

Section 5

Section 6

Section 7

Section 8

Qualifying

Qualifying seeds

Qualifiers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

Eighth qualifier

Ninth qualifier

Tenth qualifier

Eleventh qualifier

Twelfth qualifier

References

External links Draw and Qualifying Draw World Tennis tournament profile