Aryna Sabalenka defeated Ashleigh Barty in the final, 6–0, 3–6, 6–4 to win the women's singles tennis title at the 2021 Madrid Open. It was her tenth career WTA Tour singles title, and her first on clay.
Kiki Bertens was the defending champion from when the tournament was last held in 2019, but lost in the second round to Veronika Kudermetova.
Paula Badosa became the first Spaniard in the tournament's history to reach the semifinals.
Seeds
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
Qualifying
Seeds
Qualifiers
Lucky losers
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
WTA singles main draw entrants
Seeds The following are the seeded players. Seedings are based on WTA rankings as of 26 April 2021. Rankings and points before are as of 26 April 2021. SeedRankPlayerPoints beforePoints defendingPoints wonPoints afterStatus 1 1 Ashleigh Barty 9,655 215 650 10,090 Runner-up, lost to Aryna Sabalenka 2 2 Naomi Osaka 7,800 215 65 7,650 Second round lost to Karolína Muchová 3 3 Simona Halep 7,050 650 120 6,520 Third round lost to Elise Mertens 4 5 Elina Svitolina 5,835 10 10 5,835 First round lost to Jil Teichmann 5 7 Aryna Sabalenka 5,205 10 1000 6,195 Champion, defeated Ashleigh Barty 6 9 Karolína Plíšková 4,660 65 65 4,660 Second round lost to Anastasia Pavlyuchenkova 7 10 Kiki Bertens 4,405 1,000 65 3,470 Second round lost to Veronika Kudermetova 8 11 Belinda Bencic 4,315 390 215 4,140 Quarterfinals lost to Paula Badosa [WC] 9 12 Petra Kvitová 4,160 215 215 4,160 Quarterfinals lost to Ashleigh Barty 10 13 Garbiñe Muguruza 4,120 10 0 4,110 Withdrew due to a leg injury 11 14 Jennifer Brady 3,765 (55)† 120 3,830 Third round lost to Anastasia Pavlyuchenkova 12 15 Victoria Azarenka 3,526 65 65 3,526 Second round, withdrew due to a back injury 13 16 Elise Mertens 3,480 10 215 3,685 Quarterfinals retired against Aryna Sabalenka 14 17 Iga Świątek 3,453 (18)† 120 3,555 Third round lost to Ashleigh Barty 15 18 Johanna Konta 3,236 65 65 3,236 Second round lost to Anastasija Sevastova [Q] 16 19 Maria Sakkari 3,020 10 120 3,130 Third round lost to Karolína Muchová † The player did not qualify for the tournament in 2019. Accordingly, this was her 16th best result deducted instead.
Other entrants The following players received wildcards into the main draw: Paula Badosa Sorana Cîrstea Victoria Jiménez Kasintseva Sara Sorribes Tormo Venus Williams
The following players received entry using a protected ranking: Yaroslava Shvedova Elena Vesnina
The following players received entry from the qualifying draw: Irina-Camelia Begu Ana Bogdan Misaki Doi Kateryna Kozlova Kristina Mladenovic Bernarda Pera Anastasija Sevastova Laura Siegemund Nina Stojanović Ajla Tomljanović Tamara Zidanšek Vera Zvonareva
The following players received entry as lucky losers: Polona Hercog Hsieh Su-wei Danka Kovinić
Withdrawals Before the tournament Bianca Andreescu → replaced by Zheng Saisai Danielle Collins → replaced by Magda Linette Fiona Ferro → replaced by Elena Vesnina Sofia Kenin → replaced by Shelby Rogers Svetlana Kuznetsova → replaced by Polona Hercog Garbiñe Muguruza → replaced by Danka Kovinić Barbora Strýcová → replaced by Yaroslava Shvedova Donna Vekić → replaced by Sloane Stephens Serena Williams → replaced by Hsieh Su-wei Dayana Yastremska → replaced by Jeļena Ostapenko
During the tournament Victoria Azarenka
Retirements Marie Bouzková Elise Mertens
References
External links Main draw Qualifying draw