2023 Open de Vendée

Country	Player	Rank1	Seed
FRA	Hugo Gaston	89	1
SUI	Dominic Stricker	90	2
FRA	Benjamin Bonzi	98	3
BEL	David Goffin	102	4
SUI	Marc-Andrea Hüsler	103	5
USA	Maxime Cressy	104	6
GBR	Jack Draper	106	7
CZE	Tomáš Macháč	118	8

• ¹ Rankings are as of 25 September 2023.^[1]

The following players received wildcards into the singles main draw:

• Pierre-Hugues Herbert
• Matteo Martineau
• Lucas Poullain

The following player received entry into the singles main draw as an alternate:

• Valentin Royer

The following players received entry from the qualifying draw:

• Rémy Bertola
• Robin Bertrand
• Charles Broom
• Arthur Fery
• Adrien Gobat
• Evgeny Karlovskiy

• Tomáš Macháč def. Arthur Fery 6–3, 6–4.

• Julian Cash / Robert Galloway def. Maxime Cressy / Otto Virtanen 6–4, 5–7, [12–10].