Defending champion Serena Williams defeated Jelena Janković in the final, 6–1, 5–7, 6–3 to win the women's singles tennis title at the 2008 Miami Open. It was her fifth Miami Open title, tying Steffi Graf's record.
Defending champion Jelena Janković defeated Alizé Cornet in the final, 6–2, 6–2 to win the women's singles tennis title at the 2008 Italian Open. Cornet entered the tournament as a qualifier.
Elena Likhovtseva and Anastasia Myskina were the defending champions, but Myskina chose not to compete that year. Likhovtseva partnered with Elena Vesnina.
Ioana Raluca Olaru and Olga Savchuk were the defending champions, both of them were present this year, but played with different partners.
Olaru partnered with Galina Voskoboeva, but they lost in the first round against Arina Rodionova and Olga Savchuk.
Savchuk partnered with Arina Rodionova, but they lost in the semifinals against Vitalia Diatchenko and Ekaterina Dzehalevich.
Chan Yung-jan and Zheng Jie won in the final of this tournament. They defeated Anastasia and Arina Rodionova 6–7(4–7), 6–2, [10–7].
Gisela Dulko and Flavia Pennetta were the defending champions but decided not to participate.
Vania King and Yaroslava Shvedova won the title, defeating Anastasia Rodionova and Galina Voskoboeva in the finals.
Alisa Kleybanova and Galina Voskoboeva were the defending champions but Kleybanova did not participate. Voskoboeva played alongside compatriot Yaroslava Shvedova, but they lost in the final against Chuang Chia-jung and Zhang Shuai, 4–6, 6–1, [11–9].
Victoria Azarenka and Maria Kirilenko were the defending champions but Azarenka chose not to participate in doubles this year.
Kirilenko played with Nadia Petrova but lost in the semifinals to eventual champions Sara Errani and Roberta Vinci. Vinci and Errani won the title after defeating Ekaterina Makarova and Elena Vesnina in the final by 6–1, 3–6, [10–4] to win their first ever WTA tier I tournament.
Yan Zi and Zheng Jie were the defending champions, but chose not to participate that year.
Liezel Huber and Lisa Raymond were the defending champions but lost to Hsieh Su-wei and Anabel Medina Garrigues in the third round.
Serena Williams defeated Maria Sharapova in the final, 4–6, 6–3, 6–0 to win the women's singles tennis title at the 2013 Miami Open. It was her record sixth Miami Open title, and Sharapova's fifth runner-up finish without winning the title.
Kaia Kanepi was the defending champion, but she lost in the semifinals to Carla Suárez Navarro.
Sara Errani and Roberta Vinci were the defending champions, but lost in the final to Ekaterina Makarova and Elena Vesnina 5–7, 2–6.
Klaudia Jans-Ignacik and Kristina Mladenovic were the defending champions, but Jans-Ignacik could not participate on account of becoming a mother in early 2013. Mladenovic played alongside Galina Voskoboeva, but lost in the first round to Julia Görges and Barbora Záhlavová-Strýcová.
Sara Errani and Roberta Vinci were the defending champions, but lost to Serena and Venus Williams in the quarterfinals.
Andrea Hlaváčková and Lucie Hradecká won the title, defeating Ashleigh Barty and Casey Dellacqua in the final, 6–7(4–7), 6–1, 6–4.
Sara Errani and Roberta Vinci were the defending champions and successfully defended their title, defeating Ekaterina Makarova and Elena Vesnina in the final, 6–4, 3–6, 7–5.
Adriana Serra Zanetti and Antonella Serra Zanetti were the defending champions, but chose not to participate that year.
Michaëlla Krajicek was the defending champion, but chose not participate. She played in the Porsche Tennis Grand Prix instead, which was held in the same week at Stuttgart, Germany.
Sun Tiantian won the title, defeating Iroda Tulyaganova in the final, 6–2, 6–4.
Olesya Pervushina and Anastasia Potapova were the defending champions, but Pervushina chose not to participate. Potapova partnered Galina Voskoboeva, but lost in the first round to Natela Dzalamidze and Nina Stojanović.
This was the first edition of the tournament. Anastasia Potapova and Vera Zvonareva won the title, defeating Alexandra Panova and Galina Voskoboeva in the final, 6–0, 6–3.
Carly Gullickson 
Alina Jidkova 
