# 2019 Open Sopra Steria de Lyon – Singles

Félix Auger-Aliassime was the defending champion but chose not to defend his title.
Corentin Moutet won the title after defeating Elias Ymer 6–4, 6–4 in the final.

## Seeds

All seeds receive a bye into the second round.
* Albert Ramos Viñolas (quarterfinals)
* Pablo Andújar (third round)
* Corentin Moutet (champion)
* Elias Ymer (final)
* Pedro Sousa (third round)
* Pedro Martínez (second round)
* Gianluca Mager (withdrew)
* Quentin Halys (second round)
* Enrique López Pérez (second round)
* Rudolf Molleker (third round)
* Kimmer Coppejans (quarterfinals)
* Arthur De Greef (second round)
* Maxime Janvier (third round)
* Constant Lestienne (second round)
* Daniel Elahi Galán (second round)
* Tallon Griekspoor (second round, retired)

## Draw
### Key

* 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

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Albert Ramos Viñolas | 5 | 6$^2$ | | | | | | | | | | |
| | Sumit Nagal | 7 | 7$^7$ | | | | | | | | | | |
| | Sumit Nagal | 7 | 7$^7$ | | | Sumit Nagal | 1 | 1 | | | | | |
| | | | | | 4 | Elias Ymer | 6 | 6 | | | | | |
| 4 | Elias Ymer | 7$^7$ | 7 | | 4 | Elias Ymer | 6 | 6 | | | | | |
| 11 | Kimmer Coppejans | 6$^5$ | 5 | | | | | | | | | | |
| 11 | Kimmer Coppejans | 6$^5$ | 5 | | | | | | | 4 | Elias Ymer | 4 | 4 |
| | | | | | | | | | | 3 | Corentin Moutet | 6 | 6 |
| | Mohamed Safwat | 0 | 2 | | | | | | | | | | | 3 | Corentin Moutet | 6 | 6 |
| 3 | Corentin Moutet | 6 | 6 | | | | | | | | | | |
| 3 | Corentin Moutet | 6 | 6 | | 3 | Corentin Moutet | 6 | 3 | 6 | | | | |
| | | | | | | Federico Gaio | 0 | 6 | 3 | | | | |
| WC | Manuel Guinard | 1 | 6 | 1 | | Federico Gaio | 0 | 6 | 3 | | | | |
| | Federico Gaio | 6 | 2 | 6 | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 1 | A Ramos Viñolas | 6 | 6 | | | | | | | | | | |
| | J Hernández-Fernández | 4 | 0 | | T Lamasine | 1 | 2 | | | | | | | | | | |
| | T Lamasine | 6 | 6 | | | | | | 1 | A Ramos Viñolas | 6 | 6 | | | | | |
| WC | H Gaston | 6 | 6 | | | | | | WC | H Gaston | 2 | 1 | | | | | |
| | B Zapata Miralles | 1 | 3 | WC | H Gaston | 2 | 6 | 0 | | | | | | | | | |
| | | | | 16 | T Griekspoor | 6 | 4 | 0$^r$ | | | | | | | | | |
| | | | | | | | | | | | | | | 1 | A Ramos Viñolas | 5 | 6$^2$ |
| | | | | | | | | | | | | | | | S Nagal | 7 | 7$^7$ |
| | | | | 12 | A De Greef | 6$^3$ | 6 | 6$^4$ | | | | | | | | | |
| ITF | Eduard Esteve Lobato | 1 | 0$^r$ | | U Ignatik | 7$^7$ | 0 | 7$^7$ | | | | | | | | | |
| | U Ignatik | 6 | 0 | | | | | | | U Ignatik | 1 | 6 | 3 | | | | |
| | S Nagal | 6 | 6 | | | | | | | S Nagal | 6 | 3 | 6 | | | | |
| Alt | H Nys | 4 | 2 | | S Nagal | 6 | 6 | | | | | | | | | | |
| | | | | 8 | Q Halys | 3 | 2 | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 4 | E Ymer | 6 | 6 | | | | | | | | | | |
| S Darcis | 6 | 6 | | | S Darcis | 1 | 3 | | | | | | | | | | |
| N Gombos | 4 | 1 | | | | | | | 4 | E Ymer | 2 | 6 | 6 | | | | |
| M Bourgue | 6 | 6$^5$ | 6 | | | | | | 13 | M Janvier | 6 | 2 | 1 | | | | |
| D Masur | 4 | 7$^7$ | 2 | | M Bourgue | | | | | | | | | | | | |
| | | | | 13 | M Janvier | w/o | | | | | | | | | | | |
| | | | | | | | | | | | | | | 4 | E Ymer | 7$^7$ | 7 |
| | | | | | | | | | | | | | | 11 | K Coppejans | 6$^5$ | 5 |
| | | | | 11 | K Coppejans | 6 | 6 | | | | | | | | | | |
| R Ortega Olmedo | 1 | 5 | | | E Benchetrit | 3 | 3 | | | | | | | | | | |
| E Benchetrit | 6 | 7 | | | | | | | 11 | K Coppejans | 6 | 6 | | | | | |
| Z Kolář | 5 | 4 | | | | | | | 5 | P Sousa | 2 | 3 | | | | | |
| J Tatlot | 7 | 6 | | | J Tatlot | 1 | 7$^7$ | 3 | | | | | | | | | |
| | | | | 5 | P Sousa | 6 | 6$^4$ | 6 | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | LL | H Grenier | 4 | 3 | | | | | | | | | | |
| ITF | C Denolly | 4 | 4 | | | F Argüello | 6 | 6 | | | | | | | | | | |
| | F Argüello | 6 | 6 | | | | | | | | F Argüello | 4 | 4 | | | | | |
| ITF | T van Rijthoven | 5 | 7 | 6$^1$ | | | | | | | M Safwat | 6 | 6 | | | | | |
| | M Safwat | 7 | 5 | 7$^7$ | | M Safwat | 6 | 6 | | | | | | | | | | |
| | | | | | 9 | E López Pérez | 4 | 4 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | M Safwat | 0 | 2 |
| | | | | | | | | | | | | | | | 3 | C Moutet | 6 | 6 |
| | | | | | 14 | C Lestienne | 6$^5$ | 6 | 1 | | | | | | | | | |
| | A Vatutin | 6 | 6 | | | A Vatutin | 7$^7$ | 1 | 6 | | | | | | | | | |
| ITF | O Roca Batalla | 2 | 4 | | | | | | | | A Vatutin | 7 | 1 | 4 | | | | |
| Q | B Bonzi | 7$^7$ | 6 | | | | | | | 3 | C Moutet | 5 | 6 | 6 | | | | |
| Alt | A Bega | 6$^4$ | 1 | | Q | B Bonzi | 6$^5$ | 3 | | | | | | | | | | |
| | | | | | 3 | C Moutet | 7$^7$ | 6 | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 6 | P Martínez | 6 | 4 | 0 | | | | | | | | | | |
| ITF | Peter Heller | 6$^3$ | 6 | 3 | WC | M Guinard | 4 | 6 | 6 | | | | | | | | | | |
| WC | M Guinard | 7$^7$ | 1 | 6 | | | | | | WC | M Guinard | 6 | 3 | 7 | | | | | |
| | A Pavlásek | 3 | 4 | | | | | | | 10/SE | R Molleker | 4 | 6 | 5 | | | | | |
| WC | Antoine Cornut-Chauvinc | 6 | 6 | | WC | A Cornut-Chauvinc | 1 | 3 | | | | | | | | | | | |
| | | | | | 10/SE | R Molleker | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | WC | M Guinard | 1 | 6 | 1 |
| | | | | | | | | | | | | | | | | F Gaio | 6 | 2 | 6 |
| | | | | | 15 | DE Galán | 4 | 4 | | | | | | | | | | | |
| Q | B Gojo | 3 | 5 | | | F Gaio | 6 | 6 | | | | | | | | | | | |
| | F Gaio | 6 | 7 | | | | | | | | F Gaio | 6 | 6 | | | | | | |
| | P Cachin | 6 | 6 | | | | | | | 2 | P Andújar | 4 | 2 | | | | | | |
| WC | M Martineau | 1 | 3 | | | P Cachin | 6$^1$ | 6 | 5 | | | | | | | | | | |
| | | | | | 2 | P Andújar | 7$^7$ | 2 | 7 | | | | | | | | | | |