| Doubles | |
|---|---|
| 2017 Guzzini Challenger | |
| Champions |  Jonathan Eysseric Quentin Halys |
| Runners-up |  Julian Ocleppo Andrea Vavassori |
| Final score | 6–7(3–7), 6–4, [12–10] |
Kevin Krawietz and Albano Olivetti were the defending champions but chose not to defend their title.
Jonathan Eysseric and Quentin Halys won the title after defeating Julian Ocleppo and Andrea Vavassori 6–7(3–7), 6–4, [12–10] in the final.
Jonathan Eysseric / Quentin Halys (champions)
Steven de Waard / 
Ben McLachlan (semifinals)
Marin Draganja / Tomislav Draganja (semifinals)
Tomasz Bednarek / 
David Pel (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | J Eysseric Q Halys | 6 | 5 | [10] | |||||||||||||||||||||||
K de Schepper  A Kudryavtsev | 3 | 7 | [5] | 1 | J Eysseric Q Halys | 6 | 0 | [11] | |||||||||||||||||||
| WC | S Caruso W Trusendi | 6 | 6 | WC | S Caruso W Trusendi | 1 | 6 | [9] | |||||||||||||||||||
| WC | Edoardo Lamberti Giorgio Portaluri | 2 | 2 | 1 | J Eysseric Q Halys | 77 | 77 | ||||||||||||||||||||
| 3 | M Draganja T Draganja | 6 | 2 | [11] | 3 | M Draganja T Draganja | 65 | 65 | |||||||||||||||||||
 R Ramanathan  A Šetkić | 4 | 6 | [9] | 3 | M Draganja T Draganja | 6 | 6 | ||||||||||||||||||||
A Arnaboldi  F Nielsen | 2 | 4 |  H Hach Verdugo  A Menéndez-Maceiras | 2 | 3 | ||||||||||||||||||||||
| H Hach Verdugo A Menéndez-Maceiras | 6 | 6 | 1 | J Eysseric Q Halys | 63 | 6 | [12] | ||||||||||||||||||||
| Alt |  A Çelikbilek  John Lamble | w/o | WC | J Ocleppo A Vavassori | 77 | 4 | [10] | ||||||||||||||||||||
 E Gerasimov  Petr Michnev | Alt | A Çelikbilek J Lamble | 6 | 4 | [8] | ||||||||||||||||||||||
| WC | J Ocleppo A Vavassori | 6 | 6 | WC | J Ocleppo A Vavassori | 3 | 6 | [10] | |||||||||||||||||||
| 4 | T Bednarek D Pel | 3 | 4 | WC | J Ocleppo A Vavassori | 77 | 6 | ||||||||||||||||||||
 P Krstin A Lawson | 1 | 64 | 2 | S de Waard B McLachlan | 64 | 3 | |||||||||||||||||||||
| PR | M Janković  D Popko | 6 | 77 | PR | M Janković D Popko | ||||||||||||||||||||||
M Bašić  Y Mertens | 2 | 3 | 2 | S de Waard B McLachlan | w/o | ||||||||||||||||||||||
| 2 | S de Waard B McLachlan | 6 | 6 | ||||||||||||||||||||||||
Mariusz Fyrstenberg and Marcin Matkowski were the defending champions, but lost to David Marrero and Fernando Verdasco in the first round.
Marin Draganja and Florin Mergea won the title, defeating Alexander Peya and Bruno Soares in the final, 6–4, 7–5.
Treat Huey and Dominic Inglot were the defending champions, but Huey decided to compete in Valencia instead. Inglot played alongside Florin Mergea, but lost in the semifinals to Vasek Pospisil and Nenad Zimonjić.
Pospisil and Zimonjić went on to win the title, defeating Marin Draganja and Henri Kontinen in the final, 7–6(15–13), 1–6, [10–5].
Victor Crivoi and Petru-Alexandru Luncanu were the defending champions but only Luncanu decided to defend his title, partnering Kamil Majchrzak. Luncanu lost in the first round to Jonathan Eysseric and Tristan Lamasine.
Sander Arends and Adam Majchrowicz were the defending champions but chose not to defend their title.
Rogério Dutra Silva and Andrés Molteni were the defending champions but chose not to defend their title.
Nick Kyrgios was the defending champion, but withdrew before the tournament began.
Julio Peralta and Horacio Zeballos were the defending champions, but chose to compete in Hamburg instead.
Sadio Doumbia and Calvin Hemery were the defending champions but chose not to defend their title.
Jonathan Eysseric and Édouard Roger-Vasselin were the defending champions but only Eysseric chose to defend his title, partnering Andre Begemann. Eysseric successfully defended his title, defeating Tomasz Bednarek and David Pel 6–3, 6–4 in the final.
Marcelo Tomás Barrios Vera and Nicolás Jarry were the defending champions but only Barrios Vera chose to defend his title, partnering José Hernández-Fernández. Barrios Vera lost in the semifinals to Romain Arneodo and Jonathan Eysseric.
Marco Cecchinato and Matteo Donati were the defending champions but only Donati chose to defend his title, partnering Simone Bolelli. Donati lost in the first round to Nikola Milojević and Mohamed Safwat.
Jonathan Eysseric and Quentin Halys were the defending champions but only Halys chose to defend his title, partnering Albano Olivetti. Halys lost in the semifinals to Gong Maoxin and Zhang Ze.
Salvatore Caruso and Jonathan Eysseric were the defending champions but chose not to defend their title.
Andre Begemann and Jonathan Eysseric were the defending champions but only Begemann chose to defend his title, partnering Rameez Junaid. Begemann lost in the quarterfinals to Romain Arneodo and Quentin Halys.
Sander Arends and Tristan-Samuel Weissborn were the defending champions but lost in the semifinals to Jonathan Eysseric and Antonio Šančić.
Denys Molchanov and Igor Zelenay were the defending champions but chose not to defend their title.
Kevin Krawietz and Andreas Mies were the defending champions but chose not to defend their title.
This was the first edition of the tournament.
Jonny O'Mara and Ken Skupski were the defending champions but only O'Mara chose to defend his title, partnering Treat Huey. O'Mara lost in the first round to Antoine Hoang and Kyrian Jacquet.
Lukáš Klein and Alex Molčan were the defending champions but chose not to defend their title.