| Singles | |
|---|---|
| 2017 European Open | |
| Champion |  Jo-Wilfried Tsonga |
| Runner-up |  Diego Schwartzman |
| Final score | 6–3, 7–5 |
| Draw | 28 (4 Q / 3 WC ) |
| Seeds | 8 |
Richard Gasquet was the defending champion but withdrew before the tournament began.
Jo-Wilfried Tsonga won the title, defeating Diego Schwartzman in the final, 6–3, 7–5.
The top four seeds receive a bye into the second round.
David Goffin (quarterfinals) Jo-Wilfried Tsonga (champion)
Nick Kyrgios (second round) Diego Schwartzman (final)
David Ferrer (quarterfinals)
Pablo Cuevas (first round) Benoît Paire (first round)
Alexandr Dolgopolov (first round)| Semifinals | Final | ||||||||||||
| Q |  Stefanos Tsitsipas | 3 | 5 | ||||||||||
| 4 | Diego Schwartzman | 6 | 7 | ||||||||||
| 4 | Diego Schwartzman | 3 | 5 | ||||||||||
| 2/WC | Jo-Wilfried Tsonga | 6 | 7 | ||||||||||
| Ruben Bemelmans | 3 | 3 | |||||||||||
| 2/WC | Jo-Wilfried Tsonga | 6 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | D Goffin | 77 | 6 | ||||||||||||||||||||||||
 F Mayer | 3 | 4 | WC |  F Tiafoe | 61 | 2 | |||||||||||||||||||||
| WC | F Tiafoe | 6 | 6 | 1 | D Goffin | 6 | 61 | 64 | |||||||||||||||||||
 I Karlović | 3 | 7 | 712 | Q | S Tsitsipas | 2 | 77 | 77 | |||||||||||||||||||
| G Pella | 6 | 5 | 610 | I Karlović | 64 | 6r | |||||||||||||||||||||
| Q | S Tsitsipas | 6 | 6 | Q | S Tsitsipas | 77 | 5 | ||||||||||||||||||||
| 6 | P Cuevas | 1 | 4 | Q | S Tsitsipas | 3 | 5 | ||||||||||||||||||||
| 4 | D Schwartzman | 6 | 7 | ||||||||||||||||||||||||
| 4 | D Schwartzman | 6 | 77 | ||||||||||||||||||||||||
| E Escobedo | 77 | 6 | E Escobedo | 3 | 65 | ||||||||||||||||||||||
 D Shapovalov | 65 | 4 | 4 | D Schwartzman | 7 | 6 | |||||||||||||||||||||
| C-M Stebe | 6 | 4 | 0r | 5 | D Ferrer | 5 | 2 | ||||||||||||||||||||
| S Darcis | 4 | 6 | 1 | S Darcis | 5 | 7 | 3 | ||||||||||||||||||||
| Q |  S Travaglia | 6 | 4 | 63 | 5 | D Ferrer | 7 | 5 | 6 | ||||||||||||||||||
| 5 | D Ferrer | 4 | 6 | 77 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | B Paire | 4 | 77 | 5 | |||||||||||||||||||||||
 J Sousa | 6 | 62 | 7 | J Sousa | 5 | 6 | 6 | ||||||||||||||||||||
| S Stakhovsky | 77 | 6 | S Stakhovsky | 7 | 4 | 4 | |||||||||||||||||||||
| J Donaldson | 64 | 4 | J Sousa | 6 | 62 | 4 | |||||||||||||||||||||
| R Bemelmans | 4 | 77 | 77 | R Bemelmans | 4 | 77 | 6 | ||||||||||||||||||||
| P Gojowczyk | 6 | 65 | 62 | R Bemelmans | 63 | 6 | 6 | ||||||||||||||||||||
| 3/WC | N Kyrgios | 77 | 3 | 3 | |||||||||||||||||||||||
| R Bemelmans | 3 | 3 | |||||||||||||||||||||||||
| 8 | A Dolgopolov | 2 | 65 | 2/WC | J-W Tsonga | 6 | 6 | ||||||||||||||||||||
 H Laaksonen | 6 | 77 | H Laaksonen | 1 | 1 | ||||||||||||||||||||||
 N Basilashvili | 4 | 0r | J Benneteau | 6 | 6 | ||||||||||||||||||||||
| J Benneteau | 6 | 0 | J Benneteau | 65 | 2 | ||||||||||||||||||||||
| Q |  A Šetkić | 2 | 1 | 2/WC | J-W Tsonga | 77 | 6 | ||||||||||||||||||||
| Q | K de Schepper | 6 | 6 | Q | K de Schepper | 4 | 3 | ||||||||||||||||||||
| 2/WC | J-W Tsonga | 6 | 6 | ||||||||||||||||||||||||
Vasek Pospisil (qualifying competition) Nicolas Mahut (first round) Quentin Halys (first round) Stefanos Tsitsipas (qualified) Stefano Travaglia (qualified)
Sebastian Ofner (qualifying competition) Bernard Tomic (qualifying competition) Arthur De Greef (first round)| First round | Qualifying competition | ||||||||||||
| 1 | Vasek Pospisil | 3 | 7 | 6 | |||||||||
| Yannick Maden | 6 | 5 | 0 | ||||||||||
| 1 | Vasek Pospisil | 6 | 3 | 4 | |||||||||
| 5 | Stefano Travaglia | 3 | 6 | 6 | |||||||||
| WC | Kimmer Coppejans | 6 | 2 | 3 | |||||||||
| 5 | Stefano Travaglia | 4 | 6 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Nicolas Mahut | 5 | 61 | ||||||||||
| Aldin Šetkić | 7 | 77 | |||||||||||
| Aldin Šetkić | 77 | 7 | |||||||||||
| 7 | Bernard Tomic | 63 | 5 | ||||||||||
| Alt | Gleb Sakharov | 4 | 4 | ||||||||||
| 7 | Bernard Tomic | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Quentin Halys | 4 | 2 | ||||||||||
| Kenny de Schepper | 6 | 6 | |||||||||||
| Kenny de Schepper | 6 | 6 | |||||||||||
| Mathias Bourgue | 4 | 4 | |||||||||||
| Mathias Bourgue | 77 | 6 | |||||||||||
| 8 | Arthur De Greef | 64 | 3 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Stefanos Tsitsipas | 6 | 6 | ||||||||||
| WC | Zizou Bergs | 0 | 3 | ||||||||||
| 4 | Stefanos Tsitsipas | 67 | 6 | 6 | |||||||||
| 6 | Sebastian Ofner | 79 | 4 | 4 | |||||||||
 Ramkumar Ramanathan | 5 | 4 | |||||||||||
| 6 | Sebastian Ofner | 7 | 6 | ||||||||||
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