2018 Brasil Open
The 2018 Brasil Open was a men's tennis tournament played on indoor clay courts. It was the 18th edition of the Brasil Open, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place from February 26 through March 4, 2018, in São Paulo, Brazil. Second-seeded Fabio Fognini won the singles title.
Finals
Singles
- Fabio Fognini defeated Nicolás Jarry, 1–6, 6–1, 6–4
Doubles
- Federico Delbonis / Máximo González defeated Wesley Koolhof / Artem Sitak, 6–4, 6–2
Singles main-draw entrants
Seeds
- 1 Rankings as of February 19, 2018.
Other entrants
The following players received wildcards into the singles main draw:The following players received entry from the qualifying draw:
Withdrawals
;Before the tournament- Cedrik-Marcel Stebe → replaced by Gastão Elias
- Jiří Veselý → replaced by Carlos Berlocq
Doubles main-draw entrants
Seeds
1 Rankings as of February 19, 2018.Other entrants
The following pairs received wildcards into the doubles main draw:The following pairs received entry as alternates:
- Pedro Bernardi / Thiago Monteiro
- Fabrício Neis / Renzo Olivo
Withdrawals
;Before the tournament;During the tournament