2023 Open de Vendée

The 2023 Open de Vendée was a professional tennis tournament played on hard courts. It was the 10th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Mouilleron-le-Captif, France between 2 and 8 October 2023.

Seeds

 * 1 Rankings are as of 25 September 2023.

Other entrants
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

Singles

 * 🇨🇿 Tomáš Macháč def. 🇬🇧 Arthur Fery 6–3, 6–4.

Doubles

 * 🇬🇧 Julian Cash / 🇺🇸 Robert Galloway def. 🇺🇸 Maxime Cressy / 🇫🇮 Otto Virtanen 6–4, 5–7, [12–10].