| 2025 Brasil Tennis Open | |
|---|---|
| Date | 28 April – 4 May |
| Edition | 2nd |
| Surface | Clay |
| Location | Porto Alegre, Brazil |
| Champions | |
| Singles | |
 Santiago Rodríguez Taverna | |
| Doubles | |
 Juan Carlos Prado Ángelo / Federico Zeballos | |
The 2025 Brasil Tennis Open was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Porto Alegre, Brazil between 28 April and 4 May 2025.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ECU | Álvaro Guillén Meza | 205 | 1 |
| BOL | Murkel Dellien | 222 | 2 |
| ARG | Santiago Rodríguez Taverna | 261 | 3 |
| ARG | Juan Bautista Torres | 273 | 4 |
| BOL | Juan Carlos Prado Ángelo | 291 | 5 |
| ARG | Genaro Alberto Olivieri | 302 | 6 |
 BRA | Daniel Dutra da Silva | 304 | 7 |
 ESP | Nicolás Álvarez Varona | 309 | 8 |
1 Rankings are as of 21 April 2025. [1]
The following players received wildcards into the singles main draw:
Vicente Freda Luís Miguel Eduardo Ribeiro The following player received entry into the singles main draw using a protected ranking:
The following player received entry into the singles main draw as a special exempt:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Leonardo Aboian Valerio Aboian Luciano Emanuel Ambrogi Hernán Casanova 
Conner Huertas del Pino Nicolás Kicker The following player received entry as a lucky loser:
Santiago Rodríguez Taverna def. Nikolás Sánchez Izquierdo 4–6, 6–4, 7–6(8–6). Juan Carlos Prado Ángelo / Federico Zeballos def. Lautaro Midón / Gonzalo Villanueva 7–5, 7–5.
