# 2023 Open d'Orléans – Singles

Grégoire Barrère was the defending champion but chose not to defend his title.
Tomáš Macháč won the title after defeating Jack Draper 6–4, 4–6, 6–3 in the final.

## Seeds

* Richard Gasquet (semifinals)
* Luca Van Assche (semifinals)
* Hugo Gaston (second round)
* Benjamin Bonzi (quarterfinals)
* David Goffin (quarterfinals)
* Marc-Andrea Hüsler (first round)
* Maxime Cressy (first round)
* Jack Draper (final)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Richard Gasquet | 4 | 1 | | | | | |
| | Tomáš Macháč | 6 | 6 | | | | | |
| | Tomáš Macháč | 6 | 6 | | Tomáš Macháč | 6 | 4 | 6 |
| | | | | 8 | Jack Draper | 4 | 6 | 3 |
| 8 | Jack Draper | 7 | 6 | 8 | Jack Draper | 4 | 6 | 3 |
| 2/WC | Luca Van Assche | 5 | 3 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Gasquet | 6 | 6 | | | | | | | | | | | | | | | |
| WC | P-H Herbert | 2 | 4 | | 1 | R Gasquet | 7 | 3 | 6 | | | | | | | | | |
| LL | E Ymer | 6 | 6 | | LL | E Ymer | 5 | 6 | 1 | | | | | | | | | |
| | J Menšík | 3 | 2 | | | | | | | 1 | R Gasquet | 7 | 4 | 6 | | | | |
| Alt | G Diallo | 2 | 6 | 4 | | | | | | Q | A Fery | 5 | 6 | 3 | | | | |
| | G Zeppieri | 6 | 2 | 6 | | G Zeppieri | 4 | 6$^2$ | | | | | | | | | | |
| Q | A Fery | 6 | 6 | | Q | A Fery | 6 | 7$^7$ | | | | | | | | | | |
| 6 | M-A Hüsler | 2 | 3 | | | | | | | | | | | | 1 | R Gasquet | 4 | 1 |
| 4 | B Bonzi | 7 | 6 | | | | | | | | | | | | | T Macháč | 6 | 6 |
| Alt | A Escoffier | 5 | 3 | | 4 | B Bonzi | 6 | 4 | 6 | | | | | | | | | |
| WC | K Jacquet | 1 | 4 | | | B Paire | 3 | 6 | 4 | | | | | | | | | |
| | B Paire | 6 | 6 | | | | | | | 4 | B Bonzi | 6$^5$ | 1 | | | | | |
| | C Lestienne | 6 | 7$^7$ | | | | | | | | T Macháč | 7$^7$ | 6 | | | | | |
| | J de Jong | 3 | 6$^5$ | | | C Lestienne | 2 | 6$^5$ | | | | | | | | | | |
| | T Macháč | 7$^{11}$ | 6 | | | T Macháč | 6 | 7$^7$ | | | | | | | | | | |
| 7 | M Cressy | 6$^9$ | 4 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | J Draper | 6 | 6 | | | | | | | | | | | | | | |
| | R Albot | 2 | 2 | | 8 | J Draper | 6 | 6 | | | | | | | | | |
| Q | T Lamasine | 2 | 6 | 7 | Q | T Lamasine | 4 | 4 | | | | | | | | | |
| Q | R Bertola | 6 | 3 | 5 | | | | | | 8 | J Draper | 6 | 6 | | | | |
| Alt | G Brouwer | 7$^9$ | 4 | 7$^7$ | | | | | | Alt | G Brouwer | 1 | 4 | | | | |
| Q | M Bourgue | 6$^7$ | 6 | 6$^5$ | Alt | G Brouwer | 6 | 3 | 7$^7$ | | | | | | | | |
| | D Prižmić | 4 | 6$^2$ | | 3 | H Gaston | 1 | 6 | 6$^5$ | | | | | | | | |
| 3 | H Gaston | 6 | 7$^7$ | | | | | | | | | | | 8 | J Draper | 7 | 6 |
| 5 | D Goffin | 7 | 6 | | | | | | | | | | | 2/WC | L Van Assche | 5 | 3 |
| Q | M Bellucci | 5 | 4 | | 5 | D Goffin | 5 | 6 | 6 | | | | | | | | |
| | O Virtanen | 6 | 6 | | | O Virtanen | 7 | 4 | 4 | | | | | | | | |
| Q | Lucas Poullain | 3 | 4 | | | | | | | 5 | D Goffin | 4 | 3 | | | | |
| | L Nardi | 7$^7$ | 6 | | | | | | | 2/WC | L Van Assche | 6 | 6 | | | | |
| | H Grenier | 6$^5$ | 3 | | | L Nardi | 6 | 6$^2$ | 1 | | | | | | | | |
| | A Molčan | 6 | 6$^2$ | 3 | 2/WC | L Van Assche | 4 | 7$^7$ | 6 | | | | | | | | |
| 2/WC | L Van Assche | 1 | 7$^7$ | 6 | | | | | | | | | | | | | |