The 2015 Brasil Open was a tennis tournament played on indoor clay courts. It was the 15th edition of the event known as the Brasil Open, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It took place from February 9 through February 15, 2015, in São Paulo, Brazil.
| Country | Player | Ranking1 | Seed | |
|---|---|---|---|---|
 Spain | ||||
| Spain | Tommy Robredo | 17 | 2 | |
 Italy | Fabio Fognini | 22 | 3 | |
 Argentina | Leonardo Mayer | 26 | 4 | |
| Pablo Cuevas | 30 | 5 | ||
 Colombia | Santiago Giraldo | 31 | 6 | |
| Spain | Fernando Verdasco | 32 | 7 | |
 Slovakia | Martin Kližan | 38 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Feliciano López → replaced by Facundo Bagnis| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
 Austria | Alexander Peya |  Brazil | Bruno Soares | 22 | 1 | |
| Colombia | Juan Sebastián Cabal | Colombia | Robert Farah | 42 | 2 | |
| Austria | Julian Knowle | Brazil | Marcelo Melo | 48 | 3 | |
| Pablo Cuevas | Spain | David Marrero | 67 | 4 |
The following pairs received wildcards into the main draw:
See main article: 2015 Brasil Open – Singles.
Luca Vanni, 6–4, 3–6, 7–6(7–4)See main article: 2015 Brasil Open – Doubles.
Juan Sebastián Cabal / Robert Farah def. Paolo Lorenzi / Diego Schwartzman, 6–4, 6–2