See main article: 2024 Engie Open Florianópolis.
Pedro Boscardin Dias and Gustavo Heide were the defending champions[1] but only Boscardin Dias chose to defend his title, partnering Gabriel Roveri Sidney. They lost in the first round to Luís Britto and Paulo André Saraiva dos Santos.
Daniel Cukierman and Carlos Sánchez Jover won the title after defeating Lorenzo Joaquín Rodríguez and Franco Roncadelli 6–0, 3–6, [10–4] in the final.