The 2019 Cassis Open Provence was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Cassis, France between 2 and 8 September 2019.

Singles main-draw entrants

Seeds

CountryPlayerRank1Seed
FRAJo-Wilfried Tsonga651
FRACorentin Moutet822
TUNMalek Jaziri1033
FRAAntoine Hoang1044
SWEMikael Ymer1075
GERYannick Maden1216
BLRIlya Ivashka1447
UKRSergiy Stakhovsky1478
CZELukáš Rosol1529
FRAQuentin Halys16110
ISRDudi Sela16611
INDRamkumar Ramanathan17712
GBRJay Clarke18713
FINEmil Ruusuvuori20914
KAZAleksandr Nedovyesov22615
FRAGleb Sakharov22816
  • 1 Rankings are as of 26 August 2019.

Other entrants

The following players received wildcards into the singles main draw:

The following player received entry into the singles main draw using a protected ranking:

The following players received entry into the singles main draw as alternates:

Champions

Singles

Doubles