# 2023 Brawo Open – Singles

Jan-Lennard Struff was the defending champion but chose not to defend his title.
Franco Agamenone won the title after defeating Pavel Kotov 7–5, 6–3 in the final.

## Seeds

* Daniel Altmaier (quarterfinals)
* Alex Molčan (first round)
* Marco Cecchinato (first round)
* Federico Coria (first round)
* Pavel Kotov (final)
* Taro Daniel (second round)
* Jaume Munar (first round)
* Pedro Martínez (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 |
| | Franco Agamenone | 6 | 6 | | | | |
| Q | Benjamin Hassan | 2 | 3 | | | | |
| Q | Benjamin Hassan | 2 | 3 | | Franco Agamenone | 7 | 6 |
| | | | | 5 | Pavel Kotov | 5 | 3 |
| | Thiago Seyboth Wild | 4 | 6$^4$ | 5 | Pavel Kotov | 5 | 3 |
| 5 | Pavel Kotov | 6 | 7$^7$ | | | | |

### 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 | D Altmaier | 6 | 6 | | | | | | | | | | | | | | | |
| Q | C Taberner | 3 | 3 | | 1/WC | D Altmaier | 6 | 6 | | | | | | | | | | |
| | J Sels | 2 | 6$^5$ | | | F Passaro | 2 | 0 | | | | | | | | | | |
| | F Passaro | 6 | 7$^7$ | | | | | | | 1/WC | D Altmaier | 3 | 6 | 3 | | | | |
| | M Marterer | 6 | 6$^5$ | 4 | | | | | | | F Agamenone | 6 | 2 | 6 | | | | |
| | F Agamenone | 3 | 7$^7$ | 6 | | F Agamenone | 2 | 6 | 7$^8$ | | | | | | | | | |
| LL | K Friberg | 4 | 6$^2$ | | 6 | T Daniel | 6 | 3 | 6$^6$ | | | | | | | | | |
| 6 | T Daniel | 6 | 7$^7$ | | | | | | | | | | | | | F Agamenone | 6 | 6 |
| 3 | M Cecchinato | 5 | 6$^1$ | | | | | | | | | | | | Q | B Hassan | 2 | 3 |
| Q | B Hassan | 7 | 7$^7$ | | Q | B Hassan | 6 | 3 | 6 | | | | | | | | | |
| | T Skatov | 6 | 6 | | | T Skatov | 4 | 6 | 3 | | | | | | | | | |
| Q | Constantin Bittoun Kouzmine | 3 | 1 | | | | | | | Q | B Hassan | 3 | 7$^9$ | 6 | | | | |
| | A Andreev | 6 | 3 | 6 | | | | | | Q | A Holmgren | 6 | 6$^7$ | 3 | | | | |
| | G Blancaneaux | 4 | 6 | 3 | | A Andreev | 4 | 6 | 6$^5$ | | | | | | | | | |
| Q | A Holmgren | 2 | 7 | 7$^7$ | Q | A Holmgren | 6 | 3 | 7$^7$ | | | | | | | | | |
| 7 | J Munar | 6 | 5 | 6$^5$ | | | | | | | | | | | | | | |

### 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 |
| 8 | P Martínez | 6 | 6 | | | | | | | | | | | | | | | |
| Alt | S Travaglia | 4 | 3 | | 8 | P Martínez | 6 | 5 | 3 | | | | | | | | | |
| WC | R Molleker | 6 | 3 | 4 | | J Kovalík | 2 | 7 | 6 | | | | | | | | | |
| | J Kovalík | 4 | 6 | 6 | | | | | | | J Kovalík | 6 | 6$^5$ | 4 | | | | |
| Q | D Yevseyev | 6 | 4 | 1 | | | | | | | T Seyboth Wild | 3 | 7$^7$ | 6 | | | | |
| | T Seyboth Wild | 4 | 6 | 6 | | T Seyboth Wild | 6 | 6 | | | | | | | | | | |
| Q | D Masur | 4 | 6 | 6 | Q | D Masur | 2 | 3 | | | | | | | | | | |
| 4 | F Coria | 6 | 4 | 3 | | | | | | | | | | | | T Seyboth Wild | 4 | 6$^4$ |
| 5 | P Kotov | 7$^9$ | 6 | | | | | | | | | | | | 5 | P Kotov | 6 | 7$^7$ |
| | H Dellien | 6$^7$ | 2 | | 5 | P Kotov | 6 | 0 | | | | | | | | | | |
| WC | M Topo | 6 | 2 | 4 | Alt | H Laaksonen | 0 | 0$^r$ | | | | | | | | | | |
| Alt | H Laaksonen | 4 | 6 | 6 | | | | | | 5 | P Kotov | 6$^3$ | 6 | 6 | | | | |
| PR | P-H Herbert | 4 | 6 | 6 | | | | | | | J Choinski | 7$^7$ | 3 | 2 | | | | |
| | I Gakhov | 6 | 3 | 4 | PR | P-H Herbert | 7$^7$ | 4 | 6$^5$ | | | | | | | | | |
| | J Choinski | 2 | 6 | 7$^7$ | | J Choinski | 6$^3$ | 6 | 7$^7$ | | | | | | | | | |
| 2 | A Molčan | 6 | 3 | 6$^3$ | | | | | | | | | | | | | | |