2021 Cassis Open Provence

The 2021 Cassis Open Provence was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Cassis, France between 6 and 12 September 2021.

2021 Cassis Open Provence
Date	6–12 September
Edition	3rd
Surface	Hard
Location	Cassis, France
Champions
Singles
Benjamin Bonzi
Doubles
Sriram Balaji / Ramkumar Ramanathan

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
FRA	Benjamin Bonzi	94	1
JPN	Yasutaka Uchiyama	123	2
AUS	Christopher O'Connell	126	3
KAZ	Mikhail Kukushkin	129	4
FRA	Lucas Pouille	133	5
FRA	Grégoire Barrère	136	6
AUT	Jurij Rodionov	140	7
GBR	Liam Broady	147	8

• ¹ Rankings are as of 30 August 2021.

Other entrants

The following players received wildcards into the singles main draw:

• Clément Chidekh
• Arthur Fils
• Luca Van Assche

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

• Hugo Grenier
• Tatsuma Ito
• Bernard Tomic
• Yosuke Watanuki

The following players received entry from the qualifying draw:

• Nicolás Jarry
• Hiroki Moriya
• Giovanni Mpetshi Perricard
• Ramkumar Ramanathan

The following players received entry as lucky losers:

• Arthur Cazaux
• Alexis Galarneau
• Laurent Lokoli

Champions

Singles

Main article: 2021 Cassis Open Provence – Singles

• Benjamin Bonzi def. Lucas Pouille 7–6^(7–4), 6–4.

Doubles

Main article: 2021 Cassis Open Provence – Doubles

• Sriram Balaji / Ramkumar Ramanathan def. Hans Hach Verdugo / Miguel Ángel Reyes-Varela 6–4, 3–6, [10–6].