Caroline Wozniacki was the defending champion, but lost to Angelique Kerber 6–4, 6–4 in the final.
Dominika Cibulková was the defending champion, but she was defeated in the quarterfinals by Caroline Wozniacki.
Wozniacki went on to win the title by defeating Samantha Stosur 6–2, 4–6, 7–5 in the final.
Victoria Azarenka was the defending champion, but withdrew before her quarterfinal match.
Maria Sharapova won her second Indian Wells title, defeating 2011 champion Caroline Wozniacki in the final, 6–2, 6–2.
Maria Sharapova was the two-time defending champion, but withdrew in the quarterfinals due to illness.
Kaia Kanepi was the defending champion, but she lost in the semifinals to Carla Suárez Navarro.
Anastasia Pavlyuchenkova won the title, defeating Suárez Navarro in the final, 7–5, 6–2.
Flavia Pennetta was the defending champion, but lost in the quarterfinals to Sabine Lisicki.
Madison Keys was the defending champion, but lost in the second round to Belinda Bencic.
Caroline Wozniacki was the defending champion, but she chose not to participate this year.
Lesia Tsurenko won the title, defeating Urszula Radwańska in the final, 7–5, 6–1.
Elina Svitolina was the two-time defending champion, but chose not to participate this year.
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.
Lesia Tsurenko was the defending champion, but lost in the first round to Sorana Cîrstea.
Elina Svitolina was the defending champion, but chose not to participate this year.
First-seeded Svetlana Kuznetsova was the defending champion and successfully defended her title, defeating Daria Gavrilova in the final, 6–2, 6–1. By claiming the title, Kuznetsova became the final qualifier for the 2016 WTA Finals, replacing Johanna Konta in the initial list.
Elina Svitolina was the defending champion but withdrew before her second round match.
Çağla Büyükakçay was the defending champion, but lost in the quarterfinals to Elise Mertens.
Elina Svitolina was the defending champion and successfully defended her title, beating Daria Kasatkina in the final, 6–4, 6–0.
Garbiñe Muguruza was the defending champion, but lost in the second round to Lesia Tsurenko.
Anastasia Pavlyuchenkova was the defending champion, but chose to compete in Linz instead.
Elina Svitolina was the defending champion, but lost to Aliaksandra Sasnovich – in a repeat of last year's final – in the second round.
Caroline Wozniacki was the defending champion, but lost in the third round to Maria Sharapova.
