| Singles | |
|---|---|
| 2017 Open Sopra Steria de Lyon | |
| Champion |  Félix Auger-Aliassime |
| Runner-up |  Mathias Bourgue |
| Final score | 6–4, 6–1 |
Steve Darcis was the defending champion but chose not to defend his title.
Félix Auger-Aliassime won the title after defeating Mathias Bourgue 6–4, 6–1 in the final.
Horacio Zeballos (quarterfinals)
Marcel Granollers (first round)
Henri Laaksonen (first round)
Casper Ruud (quarterfinals) Paul-Henri Mathieu (quarterfinals)
Arthur De Greef (second round)
Lee Duck-hee (first round)
João Souza (first round)| Semifinals | Final | ||||||||||||
| Q | Tristan Lamasine | 2 | 1 | ||||||||||
| Mathias Bourgue | 6 | 6 | |||||||||||
| Mathias Bourgue | 4 | 1 | |||||||||||
| WC | Félix Auger-Aliassime | 6 | 6 | ||||||||||
| WC | Félix Auger-Aliassime | 6 | 6 | ||||||||||
 Aleksandr Nedovyesov | 0 | 3 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | H Zeballos | 6 | 2 | 6 | |||||||||||||||||||||||
| WC | A Müller | 2 | 6 | 0 | 1 | H Zeballos | 6 | 710 | |||||||||||||||||||
| WC | C Moutet | 5 | 3 |  E Ymer | 3 | 68 | |||||||||||||||||||||
| E Ymer | 7 | 6 | 1 | H Zeballos | 7 | 5 | 4 | ||||||||||||||||||||
| Q | T Lamasine | 6 | 6 | Q | T Lamasine | 5 | 7 | 6 | |||||||||||||||||||
 C İlkel | 1 | 4 | Q | T Lamasine | 6 | 6 | |||||||||||||||||||||
 C Garin | 77 | 6 | C Garin | 1 | 4 | ||||||||||||||||||||||
| 8 | J Souza | 65 | 1 | Q | T Lamasine | 2 | 1 | ||||||||||||||||||||
| 3 | H Laaksonen | 1 | 4 | M Bourgue | 6 | 6 | |||||||||||||||||||||
| WC | M Janvier | 6 | 6 | WC | M Janvier | 4 | 63 | ||||||||||||||||||||
 J Hernández-Fernández | 2 | 2 | M Bourgue | 6 | 77 | ||||||||||||||||||||||
| M Bourgue | 6 | 6 | M Bourgue | 7 | 78 | ||||||||||||||||||||||
| Q | M Chazal | 6 | 6 | Q | M Chazal | 5 | 66 | ||||||||||||||||||||
| K Coppejans | 3 | 2 | Q | M Chazal | 4 | 6 | 6 | ||||||||||||||||||||
| J Munar | 3 | 6 | 0r | 6 | A De Greef | 6 | 2 | 1 | |||||||||||||||||||
| 6 | A De Greef | 6 | 4 | 5 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | D-h Lee | 4 | 5 | ||||||||||||||||||||||||
 L Grigelis | 6 | 7 | L Grigelis | 78 | 1 | 4 | |||||||||||||||||||||
| N Jarry | 4 | 6 | 2 | WC | F Auger-Aliassime | 66 | 6 | 6 | |||||||||||||||||||
| WC | F Auger-Aliassime | 6 | 4 | 6 | WC | F Auger-Aliassime | 6 | 64 | 6 | ||||||||||||||||||
 J Šátral | 6 | 77 | 4 | C Ruud | 4 | 77 | 4 | ||||||||||||||||||||
| Q |  J Zopp | 3 | 64 | J Šátral | 3 | 2 | |||||||||||||||||||||
 L Giustino | 4 | 0 | 4 | C Ruud | 6 | 6 | |||||||||||||||||||||
| 4 | C Ruud | 6 | 6 | WC | F Auger-Aliassime | 6 | 6 | ||||||||||||||||||||
| 5 | P-H Mathieu | 6 | 6 | A Nedovyesov | 0 | 3 | |||||||||||||||||||||
 Jeremy Jahn | 3 | 1 | 5 | P-H Mathieu | 6 | 5 | 6 | ||||||||||||||||||||
| M Trungelliti | 7 | 6 | M Trungelliti | 3 | 7 | 3 | |||||||||||||||||||||
 B Rola | 5 | 1 | 5 | P-H Mathieu | 2 | 2 | |||||||||||||||||||||
| Q | H Nys | 2 | 4 | A Nedovyesov | 6 | 6 | |||||||||||||||||||||
| Yannik Reuter | 6 | 6 | Y Reuter | 5 | 2 | ||||||||||||||||||||||
| A Nedovyesov | 6 | 6 | A Nedovyesov | 7 | 6 | ||||||||||||||||||||||
| 2 | M Granollers | 4 | 4 | ||||||||||||||||||||||||
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