# 2019 ATP Lyon Open – Singles

Dominic Thiem was the defending champion, but he chose not to defend his title this year.
Benoît Paire won the title, defeating Félix Auger-Aliassime in the final, 6–4, 6–3.

## Seeds

The top four seeds receive a bye into the second round.
* Nikoloz Basilashvili (semifinals)
* Roberto Bautista Agut (quarterfinals)
* Denis Shapovalov (quarterfinals)
* Félix Auger-Aliassime (final)
* Dušan Lajović (first round)
* Richard Gasquet (second round, withdrew)
* Pierre-Hugues Herbert (second round)
* Hubert Hurkacz (first round)

## 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

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Nikoloz Basilashvili | 6 | 6$^3$ | 4 | | | | |
| 4 | Félix Auger-Aliassime | 2 | 7$^7$ | 6 | | | | |
| 4 | Félix Auger-Aliassime | 2 | 7$^7$ | 6 | 4 | Félix Auger-Aliassime | 4 | 3 |
| | | | | | | Benoît Paire | 6 | 6 |
| | Benoît Paire | 6 | 6 | | | Benoît Paire | 6 | 6 |
| | Taylor Fritz | 4 | 2 | | | | | |

### Top half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | 1 | N Basilashvili | 7 | 7 | | | | | | | | | | | |
| LL | T Lamasine | 6 | 7$^7$ | LL | T Lamasine | 5 | 5 | | | | | | | | | | | |
| Q | J Sinner | 0 | 6$^5$ | | | | | | 1 | N Basilashvili | 6 | 6 | | | | | | |
| Q | S Diez | 6 | 4 | | | | | | PR | J-W Tsonga | 4 | 4 | | | | | | |
| | B Tomic | 4 | 1$^r$ | Q | S Diez | 6 | 6$^2$ | 3 | | | | | | | | | | |
| PR | J-W Tsonga | 7$^7$ | 6 | PR | J-W Tsonga | 3 | 7$^7$ | 6 | | | | | | | | | | |
| 5 | D Lajović | 6$^4$ | 4 | | | | | | | | | | | 1 | N Basilashvili | 6 | 6$^3$ | 4 |
| | | | | | | | | | | | | | | 4 | F Auger-Aliassime | 2 | 7$^7$ | 6 |
| | | | | 4 | F Auger-Aliassime | 7$^7$ | 7 | | | | | | | | | | | |
| | J Millman | 6 | 6 | | J Millman | 6$^3$ | 5 | | | | | | | | | | | |
| | P Andújar | 1 | 3 | | | | | | 4 | F Auger-Aliassime | 6 | 2 | 6 | | | | | |
| | S Johnson | 6 | 7$^7$ | | | | | | | S Johnson | 4 | 6 | 4 | | | | | |
| LL | L Harris | 2 | 6$^2$ | | S Johnson | 7$^8$ | 5 | 6 | | | | | | | | | | |
| | J Chardy | 2 | 5 | 7 | P-H Herbert | 6$^6$ | 7 | 1 | | | | | | | | | | |
| 7 | P-H Herbert | 6 | 7 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 8 | H Hurkacz | 4 | 4 | | | | | | | | | | | | | | |
| | P Cuevas | 6 | 6 | | | P Cuevas | 4 | 3 | | | | | | | | | |
| | B Paire | 3 | 7$^7$ | 6 | | B Paire | 6 | 6 | | | | | | | | | |
| | M McDonald | 6 | 6$^5$ | 1 | | | | | | | B Paire | 6 | 4 | 7$^7$ | | | |
| | U Humbert | 6 | 6 | | | | | | | 3/WC | D Shapovalov | 3 | 6 | 6$^4$ | | | |
| | C Norrie | 1 | 3 | | | U Humbert | 6 | 6$^3$ | 2 | | | | | | | | |
| | | | | | 3/WC | D Shapovalov | 2 | 7$^7$ | 6 | | | | | | | | |
| | | | | | | | | | | | | | | | B Paire | 6 | 6 |
| 6/WC | R Gasquet | 6$^5$ | 6 | 7$^7$ | | | | | | | | | | | T Fritz | 4 | 2 |
| Q | M Janvier | 7$^7$ | 2 | 6$^2$ | 6/WC | R Gasquet | | | | | | | | | | | |
| | T Fritz | 7 | 7$^7$ | | | T Fritz | w/o | | | | | | | | | | |
| Q | J Veselý | 5 | 6$^3$ | | | | | | | | T Fritz | 6$^6$ | 6 | 6 | | | |
| WC | C Moutet | 6 | 2 | 7$^{12}$ | | | | | | 2 | R Bautista Agut | 7$^8$ | 3 | 4 | | | |
| | R Opelka | 3 | 6 | 6$^{10}$ | WC | C Moutet | 6 | 4 | 3 | | | | | | | | |
| | | | | | 2 | R Bautista Agut | 4 | 6 | 6 | | | | | | | | |

## Qualifying
### Seeds

* Lloyd Harris (qualifying competition, Lucky loser)
* Alexander Bublik (first round)
* Jiří Veselý (qualified)
* Alexei Popyrin (first round)
* Grégoire Barrère (qualifying competition)
* Antoine Hoang (first round)
* Quentin Halys (qualifying competition)
* Maxime Janvier (qualified)

### Qualifiers

* Maxime Janvier
* Jannik Sinner
* Jiří Veselý
* Steven Diez

### Lucky losers

* Lloyd Harris
* Tristan Lamasine

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Lloyd Harris | 3 | 6 | 6 | | | | |
| | Kenny de Schepper | 6 | 3 | 2 | | | | |
| | Kenny de Schepper | 6 | 3 | 2 | 1 | Lloyd Harris | 1 | 4 |
| | | | | | 8 | Maxime Janvier | 6 | 6 |
| | Guilherme Clezar | 5 | 6 | 4 | 8 | Maxime Janvier | 6 | 6 |
| 8 | Maxime Janvier | 7 | 4 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Alexander Bublik | 2 | 6 | 5 | | | | |
| | Tristan Lamasine | 6 | 2 | 7 | | | | |
| | Tristan Lamasine | 6 | 2 | 7 | | Tristan Lamasine | 4 | 3 |
| | | | | | WC | Jannik Sinner | 6 | 6 |
| WC | Jannik Sinner | 6 | 5 | 6 | WC | Jannik Sinner | 6 | 6 |
| 6 | Antoine Hoang | 4 | 7 | 1 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Jiří Veselý | 6 | 6 | | | | | | |
| | Nicola Kuhn | 4 | 4 | | | | | | |
| | Nicola Kuhn | 4 | 4 | | 3 | Jiří Veselý | 3 | 6 | 6 |
| | | | | | 5 | Grégoire Barrère | 6 | 3 | 2 |
| WC | Hugo Grenier | 7$^7$ | 4 | 6$^5$ | 5 | Grégoire Barrère | 6 | 3 | 2 |
| 5 | Grégoire Barrère | 6$^3$ | 6 | 7$^7$ | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Alexei Popyrin | 4 | 6 | 5 | | | | | |
| | Steven Diez | 6 | 3 | 7 | | | | | |
| | Steven Diez | 6 | 3 | 7 | | Steven Diez | 6 | 3 | 6 |
| | | | | | 7 | Quentin Halys | 2 | 6 | 3 |
| | Mario Vilella Martínez | 6$^2$ | 2 | | 7 | Quentin Halys | 2 | 6 | 3 |
| 7 | Quentin Halys | 7$^7$ | 6 | | | | | | |