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The 2015 WTA Premier tournaments are 21 of the tennis tournaments on the 2015 WTA Tour. The WTA Tour is the elite tour for women's professional tennis. The WTA Premier tournaments are divided into three levels, which all rank below the Grand Slam events and above the WTA International tournaments.

Week of	Tournament	Champions	Runners-up	Semifinalists	Quarterfinalists
5 January	Brisbane International Brisbane, Australia	Maria Sharapova 6–7(4–7), 6–3, 6–3	Ana Ivanovic	Elina Svitolina Varvara Lepchenko	Carla Suárez Navarro Angelique Kerber Alla Kudryavtseva Kaia Kanepi
		Martina Hingis Sabine Lisicki 6–2, 7–5	Caroline Garcia Katarina Srebotnik
12 January	Apia International Sydney Sydney, Australia	Petra Kvitová 7–6(7–6), 7–6(8–6)	Karolína Plíšková	Angelique Kerber Tsvetana Pironkova	Carla Suárez Navarro Garbiñe Muguruza Barbora Záhlavová Strýcová Jarmila Gajdošová
		Bethanie Mattek-Sands Sania Mirza 6–3, 6–3	Raquel Kops-Jones Abigail Spears
9 February	Diamond Games Antwerp, Belgium	Andrea Petkovic Walkover	Carla Suárez Navarro	Barbora Záhlavová Strýcová Karolína Plíšková	Mona Barthel Dominika Cibulková Lucie Šafářová Francesca Schiavone
		Anabel Medina Garrigues Arantxa Parra Santonja 6–4, 3–6, [10–5]	An-Sophie Mestach Alison Van Uytvanck
23 February	Qatar Total Open Doha, Qatar	Lucie Šafářová 6–4, 6–3	Victoria Azarenka	Carla Suárez Navarro Venus Williams	Petra Kvitová Andrea Petkovic Agnieszka Radwańska Caroline Wozniacki
		Raquel Kops-Jones Abigail Spears 6–4, 6–4	Hsieh Su-wei Sania Mirza
6 April	Family Circle Cup Charleston, USA	Angelique Kerber 6–2, 4–6, 7–5	Madison Keys	Lucie Hradecká Andrea Petkovic	Lauren Davis Sara Errani Danka Kovinić Irina-Camelia Begu
		Martina Hingis Sania Mirza 6–0, 6–4	Casey Dellacqua Darija Jurak
20 April	Porsche Tennis Grand Prix Stuttgart, Germany	Angelique Kerber 3–6, 6–1, 7–5	Caroline Wozniacki	Madison Brengle Simona Halep	Ekaterina Makarova Caroline Garcia Carla Suárez Navarro Sara Errani
		Lucie Šafářová Bethanie Mattek-Sands 6–4, 6–3	Caroline Garcia Katarina Srebotnik
15 June	Aegon Classic Birmingham, UK	Angelique Kerber 6–7(5–7), 6–3, 7–6(7–4)	Karolína Plíšková	Kristina Mladenovic Sabine Lisicki	Simona Halep Carla Suárez Navarro Kateřina Siniaková Daniela Hantuchová
		Garbiñe Muguruza Carla Suárez Navarro 6–4, 6–4	Andrea Hlaváčková Lucie Hradecká
22 June	Aegon International Eastbourne, UK	Belinda Bencic 6–4, 4–6, 6–0	Agnieszka Radwańska	Sloane Stephens Caroline Wozniacki	Daria Gavrilova Tsvetana Pironkova Johanna Konta Andrea Petkovic
		Caroline Garcia Katarina Srebotnik 7–6(7–5), 6–2	Chan Yung-jan Zheng Jie
3 August	Bank of the West Classic Stanford, USA	Angelique Kerber 6–3, 5–7, 6–4	Karolína Plíšková	Varvara Lepchenko Elina Svitolina	Mona Barthel Ajla Tomljanović Alison Riske Agnieszka Radwańska
		Xu Yifan Zheng Saisai 6–1, 6–3	Anabel Medina Garrigues Arantxa Parra Santonja
24 August	Connecticut Open New Haven, USA	Petra Kvitová 6–7(6–8), 6–2, 6–2	Lucie Šafářová	Lesia Tsurenko Caroline Wozniacki	Karolína Plíšková Dominika Cibulková Caroline Garcia Agnieszka Radwańska
		Julia Görges Lucie Hradecká 6–3, 6–1	Chuang Chia-jung Chen Liang
21 September	Toray Pan Pacific Open Tokyo, Japan	Agnieszka Radwańska 6–2, 6–2	Belinda Bencic	Caroline Wozniacki Dominika Cibulková	Angelique Kerber Garbiñe Muguruza Karolína Plíšková Ana Ivanovic
		Garbiñe Muguruza Carla Suárez Navarro 7–5, 6–1	Chan Hao-ching Chan Yung-jan
19 October	Kremlin Cup Moscow, Russia	Svetlana Kuznetsova 6–2, 6–1	Anastasia Pavlyuchenkova	Lesia Tsurenko Daria Kasatkina	Flavia Pennetta Anastasija Sevastova Carla Suárez Navarro Margarita Gasparyan
		Daria Kasatkina Elena Vesnina 6–3, 6–7(7–9), [10–5]	Irina-Camelia Begu Monica Niculescu