# 2023 Szczecin Open – Singles

Corentin Moutet was the defending champion but chose not to defend his title.
Federico Coria won the title after defeating Vít Kopřiva 6–1, 7–6$^{(7–4)}$ in the final.

## Seeds

* Roberto Carballés Baena (withdrew)
* Pedro Cachin (quarterfinals)
* Jaume Munar (quarterfinals)
* Alexander Shevchenko (semifinals, retired)
* Federico Coria (champion)
* Facundo Díaz Acosta (first round)
* Hugo Gaston (second round)
* Marco Cecchinato (first round)
* Jan Choinski (first 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 |
| | Vít Kopřiva | 6 | 1 | | | | |
| 4 | Alexander Shevchenko | 0 | 0$^r$ | | | | |
| 4 | Alexander Shevchenko | 0 | 0$^r$ | | Vít Kopřiva | 1 | 6$^4$ |
| | | | | 5 | Federico Coria | 6 | 7$^7$ |
| 5 | Federico Coria | 6 | 6 | 5 | Federico Coria | 6 | 7$^7$ |
| Alt | Francesco Maestrelli | 4 | 2 | | | | |

### 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 |
| 9 | J Choinski | 2 | 3 | | | | | | | | | | | | | | | |
| | V Kopřiva | 6 | 6 | | | V Kopřiva | 7$^7$ | 7$^7$ | | | | | | | | | | |
| | P Martínez | 6$^2$ | 6 | 3 | Q | O Roca Batalla | 6$^5$ | 6$^5$ | | | | | | | | | | |
| Q | O Roca Batalla | 7$^7$ | 1 | 6 | | | | | | | V Kopřiva | 6 | 5 | 6 | | | | |
| Q | P Nouza | 7$^7$ | 4 | 4 | | | | | | | F Cobolli | 1 | 7 | 0 | | | | |
| | F Cobolli | 6$^3$ | 6 | 6 | | F Cobolli | 6 | 1 | 7$^7$ | | | | | | | | | |
| Alt | L Neumayer | 5 | 6 | 6 | Alt | L Neumayer | 3 | 6 | 6$^4$ | | | | | | | | | |
| 6 | F Díaz Acosta | 7 | 4 | 2 | | | | | | | | | | | | V Kopřiva | 6 | 1 |
| 4 | A Shevchenko | 6 | 4 | 7$^7$ | | | | | | | | | | | 4 | A Shevchenko | 0 | 0$^r$ |
| | V Sachko | 2 | 6 | 6$^3$ | 4 | A Shevchenko | 5 | 7 | 7$^{10}$ | | | | | | | | | |
| | R Brancaccio | 6 | 7 | | | R Brancaccio | 7 | 5 | 6$^8$ | | | | | | | | | |
| Alt | G Blancaneaux | 4 | 5 | | | | | | | 4 | A Shevchenko | 6 | 5 | 7 | | | | |
| | A Andreev | 6 | 6$^4$ | 6 | | | | | | | A Andreev | 3 | 7 | 5 | | | | |
| WC | D Michalski | 1 | 7$^7$ | 4 | | A Andreev | 2 | 7 | 6 | | | | | | | | | |
| | Z Kolář | 5 | 2 | | 7 | H Gaston | 6 | 5 | 4 | | | | | | | | | |
| 7 | H Gaston | 7 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | F Coria | 6 | 2 | 6 | | | | | | | | | | | | | | |
| Q | H Squire | 4 | 6 | 4 | 5 | F Coria | 3 | 6 | 6 | | | | | | | | | |
| Q | Lucas Gerch | 7$^7$ | 4 | 6 | Q | L Gerch | 6 | 4 | 3 | | | | | | | | | |
| Q | A Paulson | 6$^3$ | 6 | 4 | | | | | | 5 | F Coria | 6 | 6 | | | | | |
| | J Sels | 1 | 0$^r$ | | | | | | | 3 | J Munar | 3 | 3 | | | | | |
| WC | M Kaśnikowski | 6 | 0 | | WC | M Kaśnikowski | 4 | 3 | | | | | | | | | | |
| Q | R Molleker | 1 | 3 | | 3 | J Munar | 6 | 6 | | | | | | | | | | |
| 3 | J Munar | 6 | 6 | | | | | | | | | | | | 5 | F Coria | 6 | 6 |
| 8 | M Cecchinato | 5 | 3 | | | | | | | | | | | | Alt | F Maestrelli | 4 | 2 |
| Alt | F Maestrelli | 7 | 6 | | Alt | F Maestrelli | 6 | 5 | 6 | | | | | | | | | |
| WC | G-A Bailly | 7 | 6 | | WC | G-A Bailly | 3 | 7 | 1 | | | | | | | | | |
| | D Svrčina | 5 | 2 | | | | | | | Alt | F Maestrelli | 3 | 6 | 7$^9$ | | | | |
| Alt | A Pellegrino | 6$^1$ | 6$^7$ | | | | | | | 2 | P Cachin | 6 | 1 | 6$^7$ | | | | |
| | J Kovalík | 7$^7$ | 7$^9$ | | | J Kovalík | 0 | 3 | | | | | | | | | | |
| Alt | D Rincón | 2 | 4 | | 2 | P Cachin | 6 | 6 | | | | | | | | | | |
| 2 | P Cachin | 6 | 6 | | | | | | | | | | | | | | | |