| Date: | 25 September – 1 October |
| Edition: | 18th |
| Surface: | Hard (Indoor) |
| Location: | Orléans, France |
| Champs: |  Tomáš Macháč |
| Champd: | Constantin Frantzen / Hendrik Jebens |
The 2023 Open d'Orléans was a professional tennis tournament played on indoor hard courts. It was the 18th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Orléans, France between 25 September and 1 October 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 France | Richard Gasquet | 65 | 1 | |
| France | Luca Van Assche | 69 | 2 | |
| France | Hugo Gaston | 91 | 3 | |
| France | Benjamin Bonzi | 93 | 4 | |
 Belgium | David Goffin | 100 | 5 | |
| Marc-Andrea Hüsler | 101 | 6 | ||
 United States | Maxime Cressy | 104 | 7 | |
 United Kingdom | Jack Draper | 105 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Mattia Bellucci Mathias Bourgue Arthur Fery Tristan Lamasine Lucas PoullainThe following player received entry as a lucky loser:
See main article: 2023 Open d'Orléans – Singles.
Tomáš Macháč def. Jack Draper 6–4, 4–6, 6–3.See main article: 2023 Open d'Orléans – Doubles.
Henry Patten / 
John-Patrick Smith 7–6(7–5), 7–6(14–12).
