# 2023 Open Aix Provence – Singles

Benjamin Bonzi was the defending champion but chose not to defend his title.
Andy Murray won the title after defeating Tommy Paul 2–6, 6–1, 6–2 in the final.

## Seeds

The top four seeds received a bye into the second round.
* Tommy Paul (final)
* Brandon Nakashima (second round)
* Adrian Mannarino (second round)
* Mikael Ymer (withdrew)
* Andy Murray (champion)
* Alexander Bublik (quarterfinals)
* Grégoire Barrère (first round)
* Tomás Martín Etcheverry (second round)

## 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/WC | Tommy Paul | 6 | 6 | | | | | |
| | David Goffin | 4 | 2 | | | | | |
| | David Goffin | 4 | 2 | 1/WC | Tommy Paul | 6 | 1 | 2 |
| | | | | 5/WC | Andy Murray | 2 | 6 | 6 |
| 5/WC | Andy Murray | 7 | 6 | 5/WC | Andy Murray | 2 | 6 | 6 |
| LL | Harold Mayot | 5 | 1 | | | | | |

### 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/WC | T Paul | 6 | 6 | | | | | | | | | | |
| Alt | G Blancaneaux | 6 | 6 | | Alt | G Blancaneaux | 2 | 2 | | | | | | | | | | |
| Q | I Gakhov | 3 | 2 | | | | | | | 1/WC | T Paul | 6 | 6 | | | | | |
| | J Rodionov | 1 | 6 | 6 | | | | | | | J Rodionov | 4 | 2 | | | | | |
| Q | A Cazaux | 6 | 1 | 4 | | J Rodionov | 6 | 1 | 7$^7$ | | | | | | | | | |
| Q | H Međedović | 7 | 2 | 2 | 8 | TM Etcheverry | 3 | 6 | 6$^5$ | | | | | | | | | |
| 8 | TM Etcheverry | 5 | 6 | 6 | | | | | | | | | | | 1/WC | T Paul | 6 | 6 |
| | | | | | | | | | | | | | | | | D Goffin | 4 | 2 |
| | | | | | LL | D Added | 4 | 6 | 2 | | | | | | | | | |
| Alt | B Paire | 6$^0$ | 1 | | | D Goffin | 6 | 3 | 6 | | | | | | | | | |
| | D Goffin | 7$^7$ | 6 | | | | | | | | D Goffin | 1 | 6 | 7$^8$ | | | | |
| Q | R Haase | 5 | 5 | | | | | | | | A Fils | 6 | 3 | 6$^6$ | | | | |
| | Q Halys | 7 | 7 | | | Q Halys | 5 | 6 | 6$^2$ | | | | | | | | | |
| | A Fils | 4 | 7 | 7$^7$ | | A Fils | 7 | 4 | 7$^7$ | | | | | | | | | |
| 7 | G Barrère | 6 | 5 | 6$^4$ | | | | | | | | | | | | | | |

### 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 |
| 5/WC | A Murray | 6 | 6 | | | | | | | | | | | | | | |
| WC | G Monfils | 3 | 2 | | 5/WC | A Murray | 6 | 5 | 6 | | | | | | | | |
| Alt | L Lokoli | 3 | 6 | 7 | Alt | L Lokoli | 4 | 7 | 3 | | | | | | | | |
| | A Ramos Viñolas | 6 | 4 | 5 | | | | | | 5/WC | A Murray | 6 | 7$^8$ | | | | |
| | L Van Assche | 6 | 6$^2$ | 6 | | | | | | | L Van Assche | 2 | 6$^6$ | | | | |
| Alt | J Sousa | 4 | 7$^7$ | 1 | | L Van Assche | 3 | 6 | 6 | | | | | | | | |
| | | | | | 3 | A Mannarino | 6 | 3 | 2 | | | | | | | | |
| | | | | | | | | | | | | | | 5/WC | A Murray | 7 | 6 |
| 6 | A Bublik | 7$^7$ | 7 | | | | | | | | | | | LL | H Mayot | 5 | 1 |
| Alt | R Bonadio | 6$^5$ | 5 | | 6 | A Bublik | 6 | 6 | | | | | | | | | |
| | O Virtanen | 7$^7$ | 7$^9$ | | | O Virtanen | 4 | 4 | | | | | | | | | |
| | A Müller | 6$^4$ | 6$^7$ | | | | | | | 6 | A Bublik | 3 | 1 | | | | |
| | N Borges | 5 | 4 | | | | | | | LL | H Mayot | 6 | 6 | | | | |
| LL | H Mayot | 7 | 6 | | LL | H Mayot | 7$^7$ | 6 | | | | | | | | | |
| | | | | | 2 | B Nakashima | 6$^2$ | 3 | | | | | | | | | |