2025 Engie Open Florianópolis

• Gustavo Heide def. Andrea Collarini 6–2, 6–3.

• Boris Arias / Johannes Ingildsen def. Alexander Merino / Christoph Negritu 3–6, 6–3, [10–8].

Country	Player	Rank1	Seed
BRA	João Lucas Reis da Silva	187	1
ARG	Genaro Alberto Olivieri	221	2
ARG	Facundo Díaz Acosta	225	3
KAZ	Dmitry Popko	226	4
BOL	Juan Carlos Prado Ángelo	228	5
ARG	Santiago Rodríguez Taverna	234	6
ARG	Nicolás Kicker	264	7
ARG	Andrea Collarini	273	8

• ¹ Rankings are as of 10 November 2025.^[1]

The following players received wildcards into the singles main draw:

• Bruno Fernandez
• José Pereira
• Leonardo Storck França

The following player received entry into the singles main draw through the Junior Accelerator programme:

• Miguel Tobón

The following players received entry into the singles main draw as alternates:

• Bruno Kuzuhara
• Eduardo Ribeiro
• João Eduardo Schiessl

The following players received entry from the qualifying draw:

• Valentín Basel
• Orlando Luz
• Nicolas Zanellato
• Carlos María Zárate
• Federico Zeballos
• Máximo Zeitune

The following player received entry as a lucky loser:

• Santiago de la Fuente