| Doubles | |
|---|---|
| 2017 Türk Telecom İzmir Cup | |
| Champions |  Scott Clayton Jonny O'Mara |
| Runners-up |  Denys Molchanov Sergiy Stakhovsky |
| Score | Walkover |
Marco Chiudinelli and Marius Copil were the defending champions but chose not to defend their title.
Scott Clayton and Jonny O'Mara won the title after Denys Molchanov and Sergiy Stakhovsky withdrew from the final.
Denys Molchanov / Sergiy Stakhovsky (final, withdrew)
Luca Margaroli / 
Lucas Miedler (semifinals) Scott Clayton / Jonny O'Mara (champions)
Benjamin Bonzi / Yannick Jankovits (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | D Molchanov S Stakhovsky | 6 | 6 | ||||||||||||||||||||||||
| WC |  Y Erel A Yüksel | 2 | 3 | WC | C İlkel MN Türker | 3 | 2 | ||||||||||||||||||||
| WC | C İlkel MN Türker | 6 | 6 | 1 | D Molchanov S Stakhovsky | 6 | 3 | [10] | |||||||||||||||||||
| 4 | B Bonzi Y Jankovits | 6 | 6 | 4 | B Bonzi Y Jankovits | 4 | 6 | [6] | |||||||||||||||||||
| WC | Muhammet Haylaz Sefa Suluoğlu | 1 | 3 | 4 | B Bonzi Y Jankovits | 4 | 6 | [10] | |||||||||||||||||||
| M Janvier S Robert | 4 | 3 | S Ağabigün A Çelikbilek | 6 | 3 | [5] | |||||||||||||||||||||
| S Ağabigün A Çelikbilek | 6 | 6 | 1 | D Molchanov S Stakhovsky | |||||||||||||||||||||||
 Caio Silva T Turini | 6 | 2 | [10] | 3 | S Clayton J O'Mara | w/o | |||||||||||||||||||||
 Marek Jaloviec M Vervoort | 3 | 6 | [7] | C Silva T Turini | 65 | 4 | |||||||||||||||||||||
 N Milojević  A Šetkić | 2 | 3 | 3 | S Clayton J O'Mara | 77 | 6 | |||||||||||||||||||||
| 3 | S Clayton J O'Mara | 6 | 6 | 3 | S Clayton J O'Mara | 6 | 77 | ||||||||||||||||||||
| T Altuna D Petrović | 4 | 4 | 2 | L Margaroli L Miedler | 4 | 64 | |||||||||||||||||||||
 R Kern Marc Sieber | 6 | 6 | R Kern M Sieber | 7 | 4 | [7] | |||||||||||||||||||||
 A Nedovyesov D Popko | 3 | 4 | 2 | L Margaroli L Miedler | 5 | 6 | [10] | ||||||||||||||||||||
| 2 | L Margaroli L Miedler | 6 | 6 | ||||||||||||||||||||||||
Andre Begemann and Julian Knowle were the defending champions, but chose not to participate together. Begemann played alongside Florian Mayer, but lost in the first round to Dustin Brown and Jan-Lennard Struff. Knowle teamed up with Vasek Pospisil, but lost in the first round to Eric Butorac and Scott Lipsky.
Raven Klaasen and Rajeev Ram won the title, defeating Rohan Bopanna and Florin Mergea in the final, 7–6(7–5), 6–2.
The world's no.1 doubles pairing, the Bryan Brothers, were originally slated to play the event. This would have been the Bryans' first-ever appearance at Halle, after over a decade of playing in the Queen's Club Championships prior to Wimbledon. However, the Bryans withdrew just prior to the start of the tournament.
Roger Federer was the three-time defending champion, but lost in the semifinals to Alexander Zverev.
Nick Kyrgios was the defending champion, but lost in the semifinals to Jo-Wilfried Tsonga.
Enrique López-Pérez and Jeevan Nedunchezhiyan were the defending champions but chose not to defend their title.
The 2017 Türk Telecom İzmir Cup was a professional tennis tournament played on hard courts. It was the tenth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in İzmir, Turkey between 18 and 24 September 2017.
Jo-Wilfried Tsonga was the defending champion, but withdrew before the tournament began.
Denys Molchanov and Sergiy Stakhovsky were the defending champions but chose not to defend their title.
Jaume Munar was the defending champion but chose not to defend his title.
Ken and Neal Skupski were the defending champions but only Ken Skupski chose to defend his title, partnering Jonny O'Mara. Ken Skupski lost in the semifinals to Denys Molchanov and Igor Zelenay.
Scott Clayton and Jonny O'Mara were the defending champions but only Clayton chose to defend his title, partnering Adil Shamasdin. Clayton lost in the semifinals to Laurynas Grigelis and Zdeněk Kolář.
Frederik Nielsen and Tim Pütz were the defending champions but chose not to defend their title.
Hugo Nys and Tim Pütz were the defending champions but chose not to defend their title.
Quentin Halys and Tristan Lamasine were the defending champions but only Halys chose to defend his title, partnering Lucas Pouille. Halys lost in the quarterfinals to Purav Raja and Tristan-Samuel Weissborn.
This was the first edition of the tournament.
This was the first edition of the tournament.
Harri Heliövaara and Emil Ruusuvuori were the defending champions but chose not to defend their title.
Benjamin Bonzi and Antoine Hoang were the defending champions but chose not to defend their title.
Romain Arneodo and Tristan-Samuel Weissborn were the defending champions but only Arneodo chose to defend his title, partnering Andrei Vasilevski. Arneodo lost in the first round to Elliot Benchetrit and Eliakim Coulibaly.
Nathaniel Lammons and Jackson Withrow were the defending champions but only Withrow chose to defend his title, partnering Denys Molchanov. Withrow lost in the quarterfinals to Andrej Martin and Tristan-Samuel Weissborn.
Filip Horanský and Sergiy Stakhovsky were the defending champions but chose not to defend their title.