2023 Olbia Challenger

The 2023 Olbia Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Olbia, Italy between 16 and 22 October 2023.

Seeds

 * 1 Rankings are as of 2 October 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇮🇹 Lorenzo Carboni
 * Lloyd Harris
 * 🇮🇹 Francesco Maestrelli

The following players received entry into the singles main draw as special exempts:
 * 🇫🇷 Ugo Blanchet
 * 🇧🇪 Joris De Loore

The following player received entry into the singles main draw as an alternate:
 * 🇮🇹 Alessandro Giannessi

The following players received entry from the qualifying draw:
 * Rémy Bertola
 * 🇫🇷 Mathias Bourgue
 * 🇷🇴 Marius Copil
 * 🇮🇹 Francesco Forti
 * 🇫🇷 Kyrian Jacquet
 * 🇺🇦 Vladyslav Orlov

Singles

 * 🇫🇷 Kyrian Jacquet def. 🇮🇹 Flavio Cobolli 6–3, 6–4.

Doubles

 * 🇮🇳 Rithvik Choudary Bollipalli / 🇮🇳 Arjun Kadhe def. 🇷🇸 Ivan Sabanov / 🇷🇸 Matej Sabanov 6–1, 6–3.