# 2023 Zhuhai Championships – Singles

Karen Khachanov defeated Yoshihito Nishioka in the final, 7–6$^{(7–2)}$, 6–1 to win the singles title at the 2023 Zhuhai Championships. It was his fifth ATP Tour singles title and first since 2018.
Alex de Minaur was the reigning champion from 2019, when the tournament was last held, but chose not to participate this year.

## Seeds

The top four seeds received a bye into the second round.
* Karen Khachanov (champion)
* Cameron Norrie (quarterfinals)
* Jan-Lennard Struff (quarterfinals)
* Sebastian Korda (semifinals)
* Tomás Martín Etcheverry (quarterfinals)
* Mackenzie McDonald (quarterfinals)
* Andy Murray (second round)
* Yoshihito Nishioka (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 |
| 1 | Karen Khachanov | 7 | 6 | | | | |
| 4 | Sebastian Korda | 5 | 4 | | | | |
| 4 | Sebastian Korda | 5 | 4 | 1 | Karen Khachanov | 7$^7$ | 6 |
| | | | | 8 | Yoshihito Nishioka | 6$^2$ | 1 |
| 8 | Yoshihito Nishioka | 6 | 6 | 8 | Yoshihito Nishioka | 6$^2$ | 1 |
| | Aslan Karatsev | 4 | 4 | | | | |

### 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 | K Khachanov | 6 | 6 | | | | | | | | | | |
| Q | A Bolt | 6 | 4 | | Q | A Bolt | 4 | 4 | | | | | | | | | | |
| | D Schwartzman | 3 | 2$^r$ | | | | | | | 1 | K Khachanov | 4 | 6 | 6 | | | | |
| | A Kovacevic | 6$^4$ | 1 | | | | | | | 6 | M McDonald | 6 | 4 | 4 | | | | |
| | K Coppejans | 7$^7$ | 6 | | | K Coppejans | 6 | 3 | 2 | | | | | | | | | |
| | J Shang | 4 | 7$^7$ | 3 | 6 | M McDonald | 4 | 6 | 6 | | | | | | | | | |
| 6 | M McDonald | 6 | 6$^3$ | 6 | | | | | | | | | | | 1 | K Khachanov | 7 | 6 |
| | | | | | | | | | | | | | | | 4 | S Korda | 5 | 4 |
| | | | | | 4 | S Korda | 6 | 2 | 6 | | | | | | | | | |
| | A Müller | 6 | 6 | | | A Müller | 1 | 6 | 3 | | | | | | | | | |
| | R Hijikata | 3 | 2 | | | | | | | 4 | S Korda | 6 | 6 | | | | | |
| WC | Z Li | 4 | 3 | | | | | | | 5 | TM Etcheverry | 1 | 2 | | | | | |
| | D Svrčina | 6 | 6 | | | D Svrčina | 2 | 3 | | | | | | | | | | |
| Q | L Saville | 4 | 4 | | 5 | TM Etcheverry | 6 | 6 | | | | | | | | | | |
| 5 | TM Etcheverry | 6 | 6 | | | | | | | | | | | | | | | |

### 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 | Y Nishioka | 0 | 6 | 6 | | | | | | | | | | | | | |
| | T Atmane | 6 | 4 | 2 | 8 | Y Nishioka | 7$^7$ | 7$^7$ | | | | | | | | | |
| | L Harris | 6 | 6 | | | L Harris | 6$^4$ | 6$^5$ | | | | | | | | | |
| PR | J Veselý | 4 | 2 | | | | | | | 8 | Y Nishioka | 6 | 7 | | | | |
| WC | Y Zhou | 6 | 4 | 2 | | | | | | 3 | J-L Struff | 4 | 5 | | | | |
| | C Garín | 4 | 6 | 6 | | C Garín | 3 | 6 | 4 | | | | | | | | |
| | | | | | 3 | J-L Struff | 6 | 1 | 6 | | | | | | | | |
| | | | | | | | | | | | | | | 8 | Y Nishioka | 6 | 6 |
| 7 | A Murray | 7 | 6 | | | | | | | | | | | | A Karatsev | 4 | 4 |
| WC | Y Mo | 5 | 3 | | 7 | A Murray | 6 | 3 | 2 | | | | | | | | |
| | M Arnaldi | 7$^7$ | 6$^5$ | 2 | | A Karatsev | 4 | 6 | 6 | | | | | | | | |
| | A Karatsev | 6$^5$ | 7$^7$ | 6 | | | | | | | A Karatsev | 7$^7$ | 7$^7$ | | | | |
| Q | M Polmans | 6 | 6 | | | | | | | 2 | C Norrie | 6$^5$ | 6$^5$ | | | | |
| Q | D Sweeny | 3 | 1 | | Q | M Polmans | 0 | 3 | | | | | | | | | |
| | | | | | 2 | C Norrie | 6 | 6 | | | | | | | | | |

## Qualifying
### Seeds

* Marc Polmans (qualified)
* Dane Sweeny (qualified)
* Stefano Napolitano (qualifying competition)
* Lorenzo Giustino (first round)
* Dominik Palán (qualifying competition)
* Arthur Weber (qualifying competition)
* Luke Saville (qualified)
* Antoine Bellier (qualifying competition)

### Qualifiers

* Marc Polmans
* Dane Sweeny
* Luke Saville
* Alex Bolt

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Marc Polmans | 6 | 6 | | | | | |
| WC | Dong Bohua | 0 | 2 | | | | | |
| WC | Dong Bohua | 0 | 2 | | 1 | Marc Polmans | 6 | 6 |
| | | | | | 6 | Arthur Weber | 3 | 0 |
| | Robert Strombachs | 6 | 1 | 6$^4$ | 6 | Arthur Weber | 3 | 0 |
| 6 | Arthur Weber | 4 | 6 | 7$^7$ | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Dane Sweeny | 1 | 6 | 6 | | | | | |
| | Filip Peliwo | 6 | 2 | 2 | | | | | |
| | Filip Peliwo | 6 | 2 | 2 | 2 | Dane Sweeny | 4 | 6 | 6 |
| | | | | | 5 | Dominik Palán | 6 | 3 | 4 |
| WC | Wang Chukang | 3 | 6 | 6$^5$ | 5 | Dominik Palán | 6 | 3 | 4 |
| 5 | Dominik Palán | 6 | 2 | 7$^7$ | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Stefano Napolitano | 6 | 6 | | | | | |
| | Omni Kumar | 2 | 0 | | | | | |
| | Omni Kumar | 2 | 0 | | 3 | Stefano Napolitano | 3 | 2 |
| | | | | | 7 | Luke Saville | 6 | 6 |
| | Stefanos Sakellaridis | 5 | 7$^8$ | 4 | 7 | Luke Saville | 6 | 6 |
| 7 | Luke Saville | 7 | 6$^6$ | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Lorenzo Giustino | 4 | 3 | | | | |
| | Alex Bolt | 6 | 6 | | | | |
| | Alex Bolt | 6 | 6 | | Alex Bolt | 6 | 7$^7$ |
| | | | | 8 | Antoine Bellier | 4 | 6$^0$ |
| | Colin Sinclair | 3 | 4 | 8 | Antoine Bellier | 4 | 6$^0$ |
| 8 | Antoine Bellier | 6 | 6 | | | | |