| Doubles | |
|---|---|
| 2021 Bol Open | |
| Champions |  Aliona Bolsova  Katarzyna Kawa |
| Runners-up |  Ekaterine Gorgodze  Tereza Mihalíková |
| Score | 6–1, 4–6, [10–6] |
Timea Bacsinszky and Mandy Minella were the defending champions, having won the previous edition in 2019, [1] but chose not to participate.
Aliona Bolsova and Katarzyna Kawa won the title, defeating Ekaterine Gorgodze and Tereza Mihalíková in the final, 6–1, 4–6, [10–6].
Viktória Kužmová / 
Arantxa Rus (semifinals)
Miyu Kato / 
Renata Voráčová (first round) Katarzyna Piter / Rosalie van der Hoek (first round)
Anna Danilina / 
Lidziya Marozava (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | V Kužmová A Rus | 6 | 6 | ||||||||||||||||||||||||
 J Fett  P Hon | 2 | 1 | 1 | V Kužmová A Rus | 4 | 6 | [11] | ||||||||||||||||||||
 UM Arconada O Govortsova | 6 | 6 | UM Arconada O Govortsova | 6 | 0 | [9] | |||||||||||||||||||||
 M Bulgaru A Cadanțu | 4 | 3 | 1 | V Kužmová A Rus | 7 | 3 | [7] | ||||||||||||||||||||
| 3 | K Piter R van der Hoek | 1 | 3 | E Gorgodze T Mihalíková | 5 | 6 | [10] | ||||||||||||||||||||
| E Gorgodze T Mihalíková | 6 | 6 | E Gorgodze T Mihalíková | w/o | |||||||||||||||||||||||
AK Schmiedlová  K Zavatska | 77 | 4 | [10] | AK Schmiedlová K Zavatska | |||||||||||||||||||||||
 D Gálfi  K Zimmermann | 65 | 6 | [5] | E Gorgodze T Mihalíková | 1 | 6 | [6] | ||||||||||||||||||||
| A Bolsova K Kawa | 6 | 6 | A Bolsova K Kawa | 6 | 4 | [10] | |||||||||||||||||||||
 N Dzalamidze P Kania-Choduń | 3 | 4 | A Bolsova K Kawa | 6 | 77 | ||||||||||||||||||||||
 B Haas  R Zarazúa | 6 | 3 | [13] | B Haas R Zarazúa | 4 | 64 | |||||||||||||||||||||
| 4 | A Danilina L Marozava | 1 | 6 | [11] | A Bolsova K Kawa | 6 | 63 | [10] | |||||||||||||||||||
| T Lukas T Mrdeža | 2 | 5 | L Arruabarrena  S Errani | 4 | 77 | [8] | |||||||||||||||||||||
 A Amanmuradova A Dulgheru | 6 | 7 | A Amanmuradova A Dulgheru | 2 | 6 | [7] | |||||||||||||||||||||
| L Arruabarrena S Errani | 6 | 6 | L Arruabarrena S Errani | 6 | 4 | [10] | |||||||||||||||||||||
| 2 | M Kato R Voráčová | 2 | 2 | ||||||||||||||||||||||||
Andrea Petkovic was the defender of title; however, she lost to Alizé Cornet in the second round.
Julia Görges won in the final 6–1, 6–4, against Timea Bacsinszky.
Maria Sharapova was the last champion of the event in 2008, but chose not to compete.
Serena Williams successfully defended her title, beating Li Na in the final, 7–5, 6–1. This was Williams' record seventh Miami title, and was Li's last tournament final before her retirement later in 2014.
Tímea Babos and Mandy Minella were the defending champions, but they decided not to participate. Garbiñe Muguruza and Romina Oprandi are the new champions, defeating in the final Katarzyna Piter and Maryna Zanevska with the score 4-6, 6-2, [11-9].
Stephanie Vogt and Yanina Wickmayer were the defending champions, but chose not to participate this year.
Misa Eguchi was the defending champion, but lost in the first round to Han Xinyun.
Daria Gavrilova won the title, defeating Irina Falconi in the final, 7–5, 7–5.
Dominika Cibulková was the defending champion, but she chose not to defend her title.
Ana Ivanovic was the defending champion, but lost to Caroline Garcia in the semifinals.
Tereza Smitková was the defending champion, but chose not to participate this year.
Caroline Garcia won the title, defeating Louisa Chirico in the final 6–1, 6–3.
Kateřina Siniaková and Renata Voráčová were the defending champions, but they chose not to participate this year.
Barbora Krejčíková and Mandy Minella won the title, defeating Margarita Gasparyan and Oksana Kalashnikova in the final 1–6, 7–5, [10–6].
Han Xinyun and Junri Namigata were the defending champions, but Namigata chose not to participate. Han partnered Katarzyna Piter, but lost in the quarterfinals to Tammi Patterson and Olivia Rogowska.
Elina Svitolina was the defending champion, but chose not to participate this year.
This is the first edition of the tournament since 1994.
Victoria Azarenka was the defending champion, but did not participate this year as she was on maternity leave.
Dominika Cibulková was the defending champion, but lost in the second round to Heather Watson.
Timea Bacsinszky and Vera Zvonareva were the defending champions but lost in the first round to Anna Kalinskaya and Viktória Kužmová.
Bianca Andreescu defeated Angelique Kerber in the final, 6–4, 3–6, 6–4 to win the women's singles tennis title at the 2019 Indian Wells Open. It was her maiden WTA Tour title, and Andreescu became the first wildcard champion in the tournament's history, as well as the youngest champion since Serena Williams in 1999. This marked the second consecutive year where a player won the tournament as her maiden WTA Tour singles title.
Mariana Duque Mariño and Wang Yafan were the defending champions, but Duque Mariño has since retired from professional tennis and Wang chose not to participate.
Stefanie Vögele was the defending champion, but lost in the semifinals to Katarina Zavatska.
Kim Clijsters was the defending champion, having won the previous edition in 2002, but chose not to participate.