| 2023 Olbia Challenger | |
|---|---|
| Date | 16–22 October |
| Edition | 1st |
| Surface | Hard |
| Location | Olbia, Italy |
| Champions | |
| Singles | |
 Kyrian Jacquet | |
| Doubles | |
 Rithvik Choudary Bollipalli / Arjun Kadhe | |
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.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| FRA | Alexandre Müller | 81 | 1 |
| FRA | Constant Lestienne | 107 | 2 |
 ARG | Thiago Agustín Tirante | 111 | 3 |
 SVK | Alex Molčan | 113 | 4 |
 ESP | Pedro Martínez | 116 | 5 |
| FRA | Corentin Moutet | 119 | 6 |
 ITA | Flavio Cobolli | 121 | 7 |
| FRA | Benoît Paire | 123 | 8 |
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:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Kyrian Jacquet def. Flavio Cobolli 6–3, 6–4. Rithvik Choudary Bollipalli / Arjun Kadhe def. 
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