Carlos Berlocq Carlos Alberto Berlocq (; born February 3, 1983) is an Argentine former professional tennis player and coach nicknamed ''Charly'', ''Panther'' and ''Warlocq''. Berlocq's career-high singles ranking was World No. 37, achieved in March 2012. His ...

was the defending champion but chose not to defend his title.

Kaichi Uchida is a Japanese professional tennis player. Uchida has a career high Association of Tennis Professionals, ATP singles ranking of No. 147 achieved on 8 May 2023. He also has a career high ATP doubles ranking of No. 159 achieved on 28 November 202 ...

won the title after defeating

Nicolás Álvarez Varona Nicolás Álvarez Varona (born 18 May 2001) is a Spanish tennis player. He has a career high ATP singles ranking of world No. 219 achieved on 17 October 2022. He also has a career high ATP doubles ranking of No. 284 achieved on 10 April 2023. C ...

3–6, 6–3, 7–6^(7–3) in the final.

Seeds

Draw

Finals

Top half

Bottom half

References

External links

Main drawQualifying draw
{{DEFAULTSORT:2021 Rio Tennis Classic - 1 Rio Tennis Classic - 1

2021 Singles 1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to ...