2024 Rio Open
The 2024 Rio Open, also known as Rio Open presented by Claro for sponsorship reasons, was a professional men's tennis tournament played on outdoor clay courts. It was the 10th edition of the Rio Open, and part of the ATP Tour 500 tournaments of the 2024 ATP Tour. It took place in Rio de Janeiro, Brazil between February 19–25, 2024.
Champions
Singles
- Sebastián Báez def. Mariano Navone 6–2, 6–1
Doubles
- Nicolás Barrientos / Rafael Matos def. Alexander Erler / Lucas Miedler 6–4, 6–3
Singles main-draw entrants
Seeds
- 1 Rankings are as of 12 February 2024.
Other entrants
The following players received entry from the qualifying draw:
- Francisco Comesaña
- Felipe Meligeni Alves
- Corentin Moutet
- Mariano Navone
Withdrawals
- Daniel Altmaier → replaced by Cristian Garín
- Marin Čilić → replaced by Daniel Elahi Galán
- Tomás Martín Etcheverry → replaced by Hugo Dellien
Doubles main-draw entrants
Seeds
- 1 Rankings as of 12 February 2024.
Other entrants
- Marcelo Demoliner / Felipe Meligeni Alves
- Fernando Romboli / Thiago Seyboth Wild
- João Fonseca / Marcelo Zormann
Withdrawals
- Pedro Cachín / Tomás Martín Etcheverry → replaced by Nicolás Barrientos / Rafael Matos