Andreea Mitu and İpek Soylu were the defending champions, but chose not to compete together. Mitu played alongside Mariana Duque Mariño, but lost in the quarterfinals to Tímea Babos and Çağla Büyükakçay. Soylu teamed up with Hsieh Su-wei, but lost in the first round to Dalila Jakupović and Nadiia Kichenok.
| Doubles | |
|---|---|
| 2017 İstanbul Cup | |
| Champions |  Dalila Jakupović Nadiia Kichenok |
| Runners-up |  Nicole Melichar Elise Mertens |
| Score | 7–6(8–6), 6–2 |
Jakupović and Kichenok went on to win the title, defeating Nicole Melichar and Elise Mertens in the final, 7–6(8–6), 6–2.
Seeds edit
Hsieh Su-wei / 
İpek Soylu (first round)
María Irigoyen / 
Paula Kania (first round)
Nao Hibino / 
Danka Kovinić (semifinals)
Nicole Melichar / 
Elise Mertens (final)
Draw edit
Key edit
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
Draw edit
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  S-w Hsieh İ Soylu
| 65 | 2 | ||||||||||||||||||||||||
| D Jakupović N Kichenok
| 77 | 6 | D Jakupović N Kichenok
| w/o | |||||||||||||||||||||||
 A Kalinskaya L Marozava
| 1 | 3 |  E Bouchard K Flipkens
| ||||||||||||||||||||||||
| E Bouchard K Flipkens
| 6 | 6 | D Jakupović N Kichenok
| 6 | 6 | ||||||||||||||||||||||
| 3 |  N Hibino D Kovinić
| 3 | 6 | [10] | 3 | N Hibino D Kovinić
| 4 | 4 | |||||||||||||||||||
 N Geuer L Pous Tió
| 6 | 1 | [4] | 3 | N Hibino D Kovinić
| 6 | 6 | ||||||||||||||||||||
| N Dzalamidze V Kudermetova
| 6 | 65 | [10] | N Dzalamidze V Kudermetova
| 4 | 2 | |||||||||||||||||||||
A Omae R Voráčová
| 2 | 77 | [6] | D Jakupović N Kichenok
| 78 | 6 | |||||||||||||||||||||
| WC | A Aksu D Yastremska
| 6 | 64 | [10] | 4 | N Melichar E Mertens
| 66 | 2 | |||||||||||||||||||
| WC | P Özgen M Sezer
| 0 | 77 | [8] | WC | A Aksu D Yastremska
| 4 | 2 | |||||||||||||||||||
 M Hončová L Kunčíková
| 2 | 2 | 4 | N Melichar E Mertens
| 6 | 6 | |||||||||||||||||||||
| 4 | N Melichar E Mertens
| 6 | 6 | 4 | N Melichar E Mertens
| 6 | 77 | ||||||||||||||||||||
 A Cadanțu C Lister
| 2 | 1 |  T Babos Ç Büyükakçay
| 3 | 61 | ||||||||||||||||||||||
| T Babos Ç Büyükakçay
| 6 | 6 | T Babos Ç Büyükakçay
| 3 | 6 | [10] | |||||||||||||||||||||
 M Duque Mariño A Mitu
| 6 | 6 | M Duque Mariño A Mitu
| 6 | 2 | [8] | |||||||||||||||||||||
| 2 |  M Irigoyen P Kania
| 3 | 4 | ||||||||||||||||||||||||