Fabio Fognini was the defending champion, but chose not to defend his title. Guido Pella won his first ATP title, defeating Cristian Garín 7–5, 6–3 in the final.

Seeds

The top four

seeds A seed is an embryonic plant enclosed in a protective outer covering, along with a food reserve. The formation of the seed is a part of the process of reproduction in seed plants, the spermatophytes, including the gymnosperm and angiosperm pl ...

received a bye into the second round.

Draw

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

Main draw

Qualifying draw
{{DEFAULTSORT:Brasil Open - Singles, 2019 Singles