# 2019 Cassis Open Provence – Singles

Enzo Couacaud was the defending champion but chose not to defend his title.
Jo-Wilfried Tsonga won the title after defeating Dudi Sela 6–1, 6–0 in the final.

## Seeds

All seeds receive a bye into the second round.
* Jo-Wilfried Tsonga (champion)
* Corentin Moutet (second round)
* Malek Jaziri (second round, retired)
* Antoine Hoang (second round)
* Mikael Ymer (semifinals)
* Yannick Maden (third round, withdrew)
* Ilya Ivashka (second round)
* Sergiy Stakhovsky (third round)
* Lukáš Rosol (semifinals)
* Quentin Halys (second round)
* Dudi Sela (final)
* Ramkumar Ramanathan (second round)
* Jay Clarke (second round)
* Emil Ruusuvuori (quarterfinals)
* Aleksandr Nedovyesov (quarterfinals)
* Gleb Sakharov (second 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1/WC | Jo-Wilfried Tsonga | 7$^8$ | 6 | | | | | | | | |
| WC | Rayane Roumane | 6$^6$ | 3 | | | | | | | | |
| WC | Rayane Roumane | 6$^6$ | 3 | 1/WC | Jo-Wilfried Tsonga | 7 | 7$^8$ | | | | |
| | | | | 5 | Mikael Ymer | 5 | 6$^6$ | | | | |
| | Dmitry Popko | 4 | 4 | 5 | Mikael Ymer | 5 | 6$^6$ | | | | |
| 5 | Mikael Ymer | 6 | 6 | | | | | | | | |
| 5 | Mikael Ymer | 6 | 6 | | | | | 1/WC | Jo-Wilfried Tsonga | 6 | 6 |
| | | | | | | | | 11 | Dudi Sela | 1 | 0 |
| 9 | Lukáš Rosol | 6 | 7 | | | | | | | | | 11 | Dudi Sela | 1 | 0 |
| 14 | Emil Ruusuvuori | 2 | 5 | | | | | | | | |
| 14 | Emil Ruusuvuori | 2 | 5 | 9 | Lukáš Rosol | 3 | 2 | | | | |
| | | | | 11 | Dudi Sela | 6 | 6 | | | | |
| 11 | Dudi Sela | 6 | 6 | 11 | Dudi Sela | 6 | 6 | | | | |
| 15 | Aleksandr Nedovyesov | 4 | 4 | | | | | | | | |

### Top half
#### Section 1

| 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1/WC | J-W Tsonga | 6 | 6 | | | | | | | | | |
| Alt | H Heliövaara | 6 | 7$^7$ | | Alt | H Heliövaara | 4 | 3 | | | | | | | | | |
| | F Meligeni Alves | 4 | 6$^5$ | | | | | | | 1/WC | J-W Tsonga | 7 | 6 | | | | |
| | A Escoffier | 3 | 6 | 6 | | | | | | | A Escoffier | 5 | 2 | | | | |
| Alt | L Margaroli | 6 | 1 | 2 | | A Escoffier | 6 | 6 | | | | | | | | | |
| | | | | | 13 | J Clarke | 4 | 3 | | | | | | | | | |
| | | | | | | | | | | | | | | 1/WC | J-W Tsonga | 7$^8$ | 6 |
| | | | | | | | | | | | | | | WC | R Roumane | 6$^6$ | 3 |
| | | | | | 10 | Q Halys | 6 | 1 | 4 | | | | | | | | |
| | G Blancaneaux | 3 | 6 | 4 | WC | R Roumane | 3 | 6 | 6 | | | | | | | | |
| WC | R Roumane | 6 | 4 | 6 | | | | | | WC | R Roumane | 6 | 6 | | | | |
| | U Ignatik | 6$^5$ | 2 | | | | | | | 8 | S Stakhovsky | 2 | 2 | | | | |
| | T Lamasine | 7$^7$ | 6 | | | T Lamasine | 6 | 6$^{10}$ | 1 | | | | | | | | |
| | | | | | 8 | S Stakhovsky | 2 | 7$^{12}$ | 6 | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | M Jaziri | 0$^r$ | | | | | | | | | |
| | S Giraldo | 6 | 6 | | | S Giraldo | 2 | | | | | | | | | |
| WC | Vivien Cabos | 4 | 2 | | | | | | | S Giraldo | 1$^r$ | | | | | |
| | D Popko | 6 | 6 | | | | | | | D Popko | 4 | | | | | |
| | D Added | 2 | 3 | | | D Popko | 6 | 6 | | | | | | | | |
| | | | | | 16 | G Sakharov | 1 | 2 | | | | | | | | |
| | | | | | | | | | | | | | | D Popko | 4 | 4 |
| | | | | | | | | | | | | | 5 | M Ymer | 6 | 6 |
| | | | | | 12 | R Ramanathan | 3 | 2 | | | | | | | | |
| | D Masur | 6 | 6 | | | D Masur | 6 | 6 | | | | | | | | |
| | T Kamke | 3 | 4 | | | | | | | D Masur | 2 | 6$^5$ | | | | |
| | A Arnaboldi | 6 | 3 | 7 | | | | | 5 | M Ymer | 6 | 7$^7$ | | | | |
| | A Müller | 3 | 6 | 5 | | A Arnaboldi | 3 | 4 | | | | | | | | |
| | | | | | 5 | M Ymer | 6 | 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 6 | Y Maden | 7 | 3 | 6 | | | | | | | | |
| | H Gaston | 6 | 6$^5$ | 3 | | M-A Hüsler | 5 | 6 | 4 | | | | | | | | |
| | M-A Hüsler | 4 | 7$^7$ | 6 | | | | | | 6 | Y Maden | | | | | | |
| Alt | Yoav Schab | 0 | 0 | | | | | | | 9 | L Rosol | w/o | | | | | |
| | T Macháč | 6 | 6 | | | T Macháč | 2 | 4 | | | | | | | | | |
| | | | | | 9 | L Rosol | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 9 | L Rosol | 6 | 7 |
| | | | | | | | | | | | | | | 14 | E Ruusuvuori | 2 | 5 |
| | | | | | 14 | E Ruusuvuori | 6 | 6 | | | | | | | | | |
| | T Seyboth Wild | 7$^7$ | 6 | | | T Seyboth Wild | 3 | 3 | | | | | | | | | |
| | M Martineau | 6$^5$ | 4 | | | | | | | 14 | E Ruusuvuori | 6 | 6 | | | | |
| | E Karlovskiy | 6 | 6 | | | | | | | | E Karlovskiy | 1 | 1 | | | | |
| | J Rodionov | 3 | 4 | | | E Karlovskiy | 6 | 7 | | | | | | | | | |
| | | | | | 4 | A Hoang | 4 | 5 | | | | | | | | | |

#### Section 4

| 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 |
| | | | | 7/WC | I Ivashka | 6$^5$ | 4 | | | | | | | | | | |
| | L Glasspool | 4 | 4 | | I Marchenko | 7$^7$ | 6 | | | | | | | | | | |
| | I Marchenko | 6 | 6 | | | | | | | I Marchenko | 6$^7$ | 0$^r$ | | | | | |
| Alt | S Verbeek | 6 | 6 | | | | | | 11 | D Sela | 7$^9$ | 4 | | | | | |
| | V Durasovic | 1 | 4 | Alt | S Verbeek | 6 | 4 | 1 | | | | | | | | | |
| | | | | 11 | D Sela | 3 | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 11 | D Sela | 6 | 6 |
| | | | | | | | | | | | | | | 15 | A Nedovyesov | 4 | 4 |
| | | | | 15 | A Nedovyesov | 6 | 6 | | | | | | | | | | |
| Alt | Jaume Pla Malfeito | 5 | 1 | | M Eriksson | 3 | 4 | | | | | | | | | | |
| | M Eriksson | 7 | 6 | | | | | | 15 | A Nedovyesov | 6 | 6$^3$ | 6 | | | | |
| PR | M Neuchrist | 4 | 3 | | | | | | | H Grenier | 3 | 7$^7$ | 2 | | | | |
| | H Grenier | 6 | 6 | | H Grenier | 6 | 6 | | | | | | | | | | |
| | | | | 2/WC | C Moutet | 3 | 2 | | | | | | | | | | |