Serena Williams defeated Victoria Azarenka in the final, 6–1, 6–3 to win the women's singles tennis title at the 2013 Italian Open. It was her second Internazionali BNL d'Italia title, and she won it without dropping a set, without dropping more than three games per set, and without dropping more than four games per match. Serena dropped just 14 games in her 5 matches, averaging under 3 games lost per match.

Maria Sharapova was the two-time defending champion, but withdrew in the quarterfinals against Sara Errani due to illness.

Seeds The top eight seeds receive a bye into the second round.

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

Qualifying

Seeds

Qualifiers

Lucky losers Lourdes Domínguez Lino

Draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

Fifth qualifier

Sixth qualifier

Seventh qualifier

Eighth qualifier

External links WTA tournament draws