# 2023 Open de Vendée – Singles

Jelle Sels was the defending champion but chose not to defend his title.
Tomáš Macháč won the title after defeating Arthur Fery 6–3, 6–4 in the final.

## Seeds

* Hugo Gaston (quarterfinals)
* Dominic Stricker (first round)
* Benjamin Bonzi (second round)
* David Goffin (second round)
* Marc-Andrea Hüsler (first round)
* Maxime Cressy (first round)
* Jack Draper (quarterfinals)
* Tomáš Macháč (champion)

## 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 | Semifinals | Final | Final | Final | Final |
| | Antoine Escoffier | 4 | 6 | 4 | | | | |
| Q | Arthur Fery | 6 | 1 | 6 | | | | |
| Q | Arthur Fery | 6 | 1 | 6 | Q | Arthur Fery | 3 | 4 |
| | | | | | 8 | Tomáš Macháč | 6 | 6 |
| 8 | Tomáš Macháč | 6 | 6 | | 8 | Tomáš Macháč | 6 | 6 |
| WC | Lucas Poullain | 4 | 0 | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | H Gaston | 6$^9$ | 7$^7$ | 6 | | | | | | | | | | | | | | |
| | O Virtanen | 7$^{11}$ | 6$^4$ | 2 | 1 | H Gaston | 6 | 6 | | | | | | | | | | |
| Alt | V Royer | 3 | 6$^3$ | | | M Bourgue | 2 | 0 | | | | | | | | | | |
| | M Bourgue | 6 | 7$^7$ | | | | | | | 1 | H Gaston | 1 | 4 | | | | | |
| | G Diallo | 6 | 4 | 4 | | | | | | | A Escoffier | 6 | 6 | | | | | |
| | V Sachko | 3 | 6 | 6 | | V Sachko | 6$^4$ | 3 | | | | | | | | | | |
| | A Escoffier | 3 | 6 | 6 | | A Escoffier | 7$^7$ | 6 | | | | | | | | | | |
| 6 | M Cressy | 6 | 3 | 2 | | | | | | | | | | | A Escoffier | 4 | 6 | 4 |
| 4 | D Goffin | 4 | 6 | 7$^7$ | | | | | | | | | | Q | A Fery | 6 | 1 | 6 |
| Q | C Broom | 6 | 4 | 6$^3$ | 4 | D Goffin | 4 | 6 | 2 | | | | | | | | | |
| Q | R Bertrand | 2 | 3 | | Q | A Fery | 6 | 3 | 6 | | | | | | | | | |
| Q | A Fery | 6 | 6 | | | | | | | Q | A Fery | 7$^7$ | 6 | | | | | |
| Q | R Bertola | 4 | 5 | | | | | | | | G Zeppieri | 6$^3$ | 2 | | | | | |
| | G Zeppieri | 6 | 7 | | | G Zeppieri | 6 | 6 | | | | | | | | | | |
| Q | E Karlovskiy | 6 | 6 | | Q | E Karlovskiy | 0 | 3 | | | | | | | | | | |
| 5 | M-A Hüsler | 3 | 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 | T Macháč | 2 | 7$^7$ | 6 | | | | | | | | | | | | | |
| | G Brouwer | 6 | 6$^2$ | 2 | 8 | T Macháč | 6 | 7$^7$ | | | | | | | | | |
| WC | P-H Herbert | 6 | 6 | | WC | P-H Herbert | 4 | 6$^5$ | | | | | | | | | |
| | J De Loore | 3 | 4 | | | | | | | 8 | T Macháč | 6 | 6 | | | | |
| Q | Adrien Gobat | 2 | 3 | | | | | | | | L Nardi | 3 | 4 | | | | |
| | L Nardi | 6 | 6 | | | L Nardi | 7 | 6 | | | | | | | | | |
| | I Marchenko | 6$^2$ | 6$^3$ | | 3 | B Bonzi | 5 | 4 | | | | | | | | | |
| 3 | B Bonzi | 7$^7$ | 7$^7$ | | | | | | | | | | | 8 | T Macháč | 6 | 6 |
| 7 | J Draper | 6 | 6 | | | | | | | | | | | WC | L Poullain | 4 | 0 |
| | J Menšík | 4 | 2 | | 7 | J Draper | 6 | 3 | 6 | | | | | | | | |
| | D Prižmić | 6 | 6 | | | D Prižmić | 4 | 6 | 3 | | | | | | | | |
| | D Added | 3 | 1 | | | | | | | 7 | J Draper | 6$^4$ | 2 | | | | |
| | Jules Marie | 1$^r$ | | | | | | | | WC | L Poullain | 7$^7$ | 6 | | | | |
| WC | Lucas Poullain | 1 | | | WC | L Poullain | 6 | 5 | 6 | | | | | | | | |
| WC | M Martineau | 7$^7$ | 6 | | WC | M Martineau | 4 | 7 | 3 | | | | | | | | |
| 2 | D Stricker | 6$^3$ | 3 | | | | | | | | | | | | | | |