# 2024 Brasil Tennis Challenger – Singles

Andrea Collarini was the defending champion but chose not to defend his title.
Camilo Ugo Carabelli won the title after defeating Federico Coria 7–5, 6–4 in the final.

## Seeds

* Federico Coria (final)
* Camilo Ugo Carabelli (champion)
* Ivan Gakhov (quarterfinals)
* Santiago Rodríguez Taverna (first round)
* Marco Cecchinato (second round)
* Alessandro Giannessi (first round, retired)
* Edoardo Lavagno (second round)
* Juan Pablo Ficovich (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 |
| 1 | Federico Coria | 7 | 7$^8$ | | | | |
| | Matheus Pucinelli de Almeida | 5 | 6$^6$ | | | | |
| | Matheus Pucinelli de Almeida | 5 | 6$^6$ | 1 | Federico Coria | 5 | 4 |
| | | | | 2 | Camilo Ugo Carabelli | 7 | 6 |
| | Felix Gill | 3 | 0 | 2 | Camilo Ugo Carabelli | 7 | 6 |
| 2 | Camilo Ugo Carabelli | 6 | 6 | | | | |

### 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 | F Coria | 6 | 7 | | | | | | | | | | | | | | | |
| | R Olivo | 1 | 5 | | 1 | F Coria | 6 | 3 | | | | | | | | | | |
| | JB Torres | 6 | 2 | 7$^7$ | | JB Torres | 0 | 0$^r$ | | | | | | | | | | |
| | JL Reis da Silva | 4 | 6 | 6$^5$ | | | | | | 1 | F Coria | 6 | 4 | 6 | | | | |
| | H Casanova | 6 | 6 | | | | | | | | G Mager | 0 | 6 | 3 | | | | |
| Q | G Villanueva | 2 | 4 | | | H Casanova | 6 | 1 | 6$^4$ | | | | | | | | | |
| | G Mager | 6 | 1 | | | G Mager | 2 | 6 | 7$^7$ | | | | | | | | | |
| 6 | A Giannessi | 3 | 1$^r$ | | | | | | | | | | | | 1 | F Coria | 7 | 7$^8$ |
| 4 | S Rodríguez Taverna | 6 | 4 | 5 | | | | | | | | | | | | M Pucinelli de Almeida | 5 | 6$^6$ |
| Q | D Dutra da Silva | 4 | 6 | 7 | Q | D Dutra da Silva | 3 | 3 | | | | | | | | | | |
| | Alexander Weis | 4 | 6 | 6 | | A Weis | 6 | 6 | | | | | | | | | | |
| Q | FA Gómez | 6 | 4 | 3 | | | | | | | A Weis | 6$^3$ | 6$^4$ | | | | | |
| Q | D Wenger | 2 | 4 | | | | | | | | M Pucinelli de Almeida | 7$^7$ | 7$^7$ | | | | | |
| | M Pucinelli de Almeida | 6 | 6 | | | M Pucinelli de Almeida | 6 | 6 | | | | | | | | | | |
| Q | Alex Barrena | 2 | 7$^7$ | 2 | 7 | E Lavagno | 1 | 3 | | | | | | | | | | |
| 7 | Edoardo Lavagno | 6 | 6$^0$ | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | M Cecchinato | 6 | 6 | | | | | | | | | | | | | |
| | G Andreozzi | 3 | 4 | | 5 | M Cecchinato | 5 | 4 | | | | | | | | |
| | O Luz | 6$^3$ | 6$^5$ | | | F Gill | 7 | 6 | | | | | | | | |
| | F Gill | 7$^7$ | 7$^7$ | | | | | | | F Gill | 6 | 7$^7$ | | | | |
| Alt | Gerard Campana Lee | 7 | 6 | | | | | | 3 | I Gakhov | 0 | 6$^3$ | | | | |
| | P Sakamoto | 5 | 1 | | Alt | G Campana Lee | 4 | 4 | | | | | | | | |
| WC | E Ribeiro | 3 | 3 | | 3 | I Gakhov | 6 | 6 | | | | | | | | |
| 3 | I Gakhov | 6 | 6 | | | | | | | | | | | F Gill | 3 | 0 |
| 8 | JP Ficovich | 5 | 7 | 4 | | | | | | | | | 2 | C Ugo Carabelli | 6 | 6 |
| | Timo Stodder | 7 | 5 | 6 | | T Stodder | 6$^3$ | 1 | | | | | | | | |
| | N Sánchez Izquierdo | 4 | 4 | | Q | K Feldbausch | 7$^7$ | 6 | | | | | | | | |
| Q | K Feldbausch | 6 | 6 | | | | | | Q | K Feldbausch | 1 | 4 | | | | |
| WC | Nicolas Zanellato | 5 | 2 | | | | | | 2 | C Ugo Carabelli | 6 | 6 | | | | |
| WC | M Alves | 7 | 6 | | WC | M Alves | 2 | 2 | | | | | | | | |
| | C Taberner | 6$^3$ | 2 | | 2 | C Ugo Carabelli | 6 | 6 | | | | | | | | |
| 2 | C Ugo Carabelli | 7$^7$ | 6 | | | | | | | | | | | | | |