2021 Rio Tennis Classic

2021 Rio Tennis Classic
Date	13–19 December
Edition	2nd
Draw	32S / 16D
Surface	Hard
Location	Rio de Janeiro, Brazil
Champions
Singles
Kaichi Uchida
Doubles
Orlando Luz / Rafael Matos

The 2021 Rio Tennis Classic was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Rio de Janeiro, Brazil from 13 to 19 December 2021.

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
BRA	Thiago Seyboth Wild	131	1
ARG	Nicolás Kicker	230	2
ARG	Juan Pablo Ficovich	232	3
BRA	Matheus Pucinelli de Almeida	286	4
DOM	Roberto Cid Subervi	296	5
BRA	Orlando Luz	300	6
SRB	Peđa Krstin	311	7
JPN	Kaichi Uchida	316	8

• ¹ Rankings are as of 6 December 2021.

Other entrants

The following players received wildcards into the singles main draw:

• Gabriel Décamps
• Lorenzo Esquici
• Wilson Leite

The following player received entry into the singles main draw using a protected ranking:

• Guilherme Clezar

The following player received entry into the singles main draw as a special exempt:

• Igor Marcondes

The following player received entry into the singles main draw as an alternate:

• Mateus Alves

The following players received entry from the qualifying draw:

• Nicolás Barrientos
• Luca Castelnuovo
• Rafael Matos
• José Pereira

The following players received entry as lucky losers:

• Roy Smith
• Federico Zeballos

Champions

Singles

Main article: 2021 Rio Tennis Classic – Singles

• Kaichi Uchida def. Nicolás Álvarez Varona 3–6, 6–3, 7–6^(7–3).

Doubles

Main article: 2021 Rio Tennis Classic – Doubles

• Orlando Luz / Rafael Matos def. James Cerretani / Fernando Romboli 6–3, 7–6^(7–2).