2023 Cassis Open Provence
Date	4–10 September
Edition	5th
Surface	Hard
Location	Cassis, France
Champions
Singles
Mattia Bellucci
Doubles
Dan Added / Jonathan Eysseric
← 2022 · Cassis Open Provence · 2024 →

The 2023 Cassis Open Provence was a professional tennis tournament played on hard courts. It was the fifth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Cassis, France between 4 and 10 September 2023.

Country	Player	Rank1	Seed
FRA	Alexandre Müller	84	1
GBR	Liam Broady	107	2
FRA	Benjamin Bonzi	108	3
CZE	Tomáš Macháč	121	4
ITA	Giulio Zeppieri	136	5
FRA	Antoine Escoffier	156	6
ITA	Mattia Bellucci	182	7
ITA	Federico Gaio	215	8

• ¹ Rankings are as of 28 August 2023.^[1]

The following players received wildcards into the singles main draw:

• Kenny de Schepper
• Sascha Gueymard Wayenburg
• Antoine Hoang

The following players received entry from the qualifying draw:

• Elliot Benchetrit
• Charles Broom
• Daniel Cox
• August Holmgren
• Christian Langmo
• Ramkumar Ramanathan

The following players received entry as lucky losers:

• Aidan McHugh
• Elmer Møller

• Mattia Bellucci def. Tomáš Macháč 6–3, 6–4.

• Dan Added / Jonathan Eysseric def. Liam Broady / Antoine Hoang 6–0, 4–6, [11–9].