| Singles | |
|---|---|
| 2015 Baku Cup | |
| Champion |  Margarita Gasparyan |
| Runner-up |  Patricia Maria Țig |
| Final score | 6–3, 5–7, 6–0 |
Elina Svitolina was the two-time defending champion, but chose not to participate this year.
Margarita Gasparyan won her first WTA title, defeating Patricia Maria Țig in the final, 6–3, 5–7, 6–0.
Anastasia Pavlyuchenkova (semifinals)
Karin Knapp (semifinals)
Dominika Cibulková (first round)
Kurumi Nara (first round)
Bojana Jovanovski (first round)
Lesia Tsurenko (withdrew) Vitalia Diatchenko (second round) Francesca Schiavone (first round)
Danka Kovinić (first round, retired)| Semifinals | Final | ||||||||||||
| 1 | Anastasia Pavlyuchenkova | 3 | 2 | ||||||||||
| Q | Patricia Maria Țig | 6 | 6 | ||||||||||
| Q | Patricia Maria Țig | 3 | 7 | 0 | |||||||||
| Margarita Gasparyan | 6 | 5 | 6 | ||||||||||
| Margarita Gasparyan | 6 | 5 | 6 | ||||||||||
| 2 | Karin Knapp | 3 | 7 | 3 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | A Pavlyuchenkova | 3 | 6 | 77 | |||||||||||||||||||||||
| E Kulichkova | 6 | 2 | 64 | 1 | A Pavlyuchenkova | 3 | |||||||||||||||||||||
| K Bondarenko | 6 | 6 | K Bondarenko | 0r | |||||||||||||||||||||||
| Q | V Ivakhnenko | 1 | 2 | 1 | A Pavlyuchenkova | 6 | 6 | ||||||||||||||||||||
 Ç Büyükakçay | 1 | 77 | 4 |  K Flipkens | 1 | 3 | |||||||||||||||||||||
| K Flipkens | 6 | 63 | 6 | K Flipkens | 6 | 77 | |||||||||||||||||||||
| Q |  N Abduraimova | 3 | 4 | 7 | V Diatchenko | 4 | 65 | ||||||||||||||||||||
| 7 | V Diatchenko | 6 | 6 | 1 | A Pavlyuchenkova | 3 | 2 | ||||||||||||||||||||
| 4 | K Nara | 3 | 2 | Q | PM Țig | 6 | 6 | ||||||||||||||||||||
| Q | O Savchuk | 6 | 6 | Q | O Savchuk | 5 | 4 | ||||||||||||||||||||
| Q | O Ianchuk | 4 | 2 | Q | PM Țig | 7 | 6 | ||||||||||||||||||||
| Q | PM Țig | 6 | 6 | Q | PM Țig | 6 | 6 | ||||||||||||||||||||
 Kr Plíšková | 6 | 5 | 3 |  D Vekić | 3 | 2 | |||||||||||||||||||||
 L Zhu | 3 | 7 | 6 | L Zhu | 4 | 6 | 3 | ||||||||||||||||||||
| D Vekić | 6 | 6 | D Vekić | 6 | 0 | 6 | |||||||||||||||||||||
| 8 | F Schiavone | 4 | 2 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 9 | D Kovinić | 0 | 0r | ||||||||||||||||||||||||
| E Rodina | 6 | 2 | E Rodina | 6 | 6 | ||||||||||||||||||||||
| WC | O Korashvili | 6 | 6 | WC | O Korashvili | 1 | 1 | ||||||||||||||||||||
| WC |  Z Safarova | 0 | 0 | E Rodina | 3 | 2 | |||||||||||||||||||||
| LL | Y Beygelzimer | 3 | 0r | M Gasparyan | 6 | 6 | |||||||||||||||||||||
| Q | Z Yang | 6 | 0 | Q | Z Yang | 4 | 4 | ||||||||||||||||||||
| M Gasparyan | 6 | 7 | M Gasparyan | 6 | 6 | ||||||||||||||||||||||
| 3 | D Cibulková | 3 | 5 | M Gasparyan | 6 | 5 | 6 | ||||||||||||||||||||
| 5 | B Jovanovski | 66 | 5 | 2 | K Knapp | 3 | 7 | 3 | |||||||||||||||||||
| A Hlaváčková | 7 | 7 | A Hlaváčková | 64 | 2 | ||||||||||||||||||||||
| WC |  M Linette | 4 | 1 | A Panova | 77 | 6 | |||||||||||||||||||||
| A Panova | 6 | 6 | A Panova | 2 | 64 | ||||||||||||||||||||||
 A Kontaveit | 7 | 6 | 2 | K Knapp | 6 | 77 | |||||||||||||||||||||
| M Eguchi | 5 | 2 | A Kontaveit | 1 | 0 | ||||||||||||||||||||||
 S Vögele | 1 | 4 | 2 | K Knapp | 6 | 6 | |||||||||||||||||||||
| 2 | K Knapp | 6 | 6 | ||||||||||||||||||||||||
Patricia Maria Țig (qualified) Yang Zhaoxuan (qualified) Yuliya Beygelzimer (qualifying competition, lucky loser) Hiroko Kuwata (qualifying competition) İpek Soylu (qualifying competition) Nigina Abduraimova (qualified)
Patricia Mayr-Achleitner (first round) Kateřina Vaňková (qualifying competition) Olga Ianchuk (qualified) Valentyna Ivakhnenko (qualified) Olga Savchuk (qualified) Elizaveta Ianchuk (first round)| First round | Qualifying competition | ||||||||||||
| 1 | Patricia Maria Țig | 6 | 6 | ||||||||||
 Oksana Kalashnikova | 2 | 6 | 6 | Oksana Kalashnikova | 1 | 3 | |||||||
| 7 | Patricia Mayr-Achleitner | 6 | 3 | 2 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Yang Zhaoxuan | 6 | 6 | ||||||||||
| Olga Fridman | 4 | 0 | 8 | Kateřina Vaňková | 3 | 3 | |||||||
| 8 | Kateřina Vaňková | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Yuliya Beygelzimer | 4 | 0 | ||||||||||
| Anna Morgina | 0 | 0 | 11 | Olga Savchuk | 6 | 6 | |||||||
| 11 | Olga Savchuk | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Hiroko Kuwata | 4 | 1 | ||||||||||
| Polina Monova | 3 | 3 | 10 | Valentyna Ivakhnenko | 6 | 6 | |||||||
| 10 | Valentyna Ivakhnenko | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 5 | İpek Soylu | 6 | 6 | ||||||||||
| WC | Eva Hrdinová | 1 | 1 | ||||||||||
| 5 | İpek Soylu | 4 | 4 | ||||||||||
| 9 | Olga Ianchuk | 6 | 6 | ||||||||||
| WC | Amina Dik | 2 | 0 | ||||||||||
| 9 | Olga Ianchuk | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 6 | Nigina Abduraimova | 6 | 6 | ||||||||||
| Ksenia Lykina | 3 | 4 | |||||||||||
| 6 | Nigina Abduraimova | 7 | 6 | ||||||||||
| Nastassja Burnett | 5 | 3 | |||||||||||
| Nastassja Burnett | 7 | 5 | 6 | ||||||||||
| 12 | Elizaveta Ianchuk | 5 | 7 | 3 | |||||||||
This was the first edition of the tournament.
Anabel Medina Garrigues was the defending champion, but lost to Maria Elena Camerin in the first round.
Valentyna Ivakhnenko and Kateryna Kozlova were the defending champions, but they chose to participate in Donetsk.
In the first edition of the tournament, Simona Halep defeated wild card Andrea Petkovic in the final, 6–3, 6–3, to claim her first WTA singles title.
Séverine Beltrame and Laura Thorpe were the defending champions, having won the event in 2012. Beltrame chose not to defend her title; Thorpe partnered up with Stephanie Vogt but lost in the semifinals to fourth seeds Yuliya Beygelzimer and Olga Savchuk.
Bojana Jovanovski was the defending champion, but lost in the second round to Ons Jabeur.
Elina Svitolina won the title, defeating Shahar Pe'er in the final 6–4, 6–4.
Irina-Camelia Begu was the defending champion, but lost in the second round to María Teresa Torró Flor.
Bojana Jovanovski won the title, defeating Olga Govortsova in the final, 4–6, 7–5, 7–6(7–3).
Sandra Klemenschits and Andreja Klepač were the defending champions, having won the event in 2013, but both players chose to participate with different partners. Klemenschits chose to participate with Yulia Putintseva, losing in the first round, while Klepač chose to participate with Mandy Minella, losing in the semifinals.
Elina Svitolina was the defending champion, and successfully defended her title, defeating Bojana Jovanovski in the final 6–1, 7–6(7–2).
Donna Vekić was the defending champion, but chose not to participate this year.
Alizé Cornet was the defending champion, but lost to Anna Karolína Schmiedlová in the quarterfinals.
Tímea Babos and Chan Hao-ching were the defending champions, but Chan chose not to participate this year. Babos chose to play in Monterrey, but lost in the first round.
Yuliya Beygelzimer and Olga Savchuk were the defending champions, but Savchuk chose to compete in Charleston instead. Beygelzimer played alongside Eva Hrdinová, but they lost in the first round to Ysaline Bonaventure and Demi Schuurs.
The 2015 Baku Cup was a professional tennis tournament played on hard courts. This was the fifth edition of the tournament, and part of the 2015 WTA Tour. It took place in Baku, Azerbaijan between 27 July and 2 August 2015.
Caroline Wozniacki was the defending champion, but she chose not to participate this year.
Ana Ivanovic was the defending champion, but she lost in the quarterfinals to Dominika Cibulková.
Alison Riske was the defending champion, but lost in the second round to Tímea Babos.
This article displays the qualifying draw for the Women's Singles at the 2006 US Open.
Lyudmyla Kichenok and Nadiia Kichenok were the defending champions, but both players chose not to participate.
This was the first edition of the tournament.