| Type: | ATP Challenger |
| Brazil Open Series | |
| Location: | Curitiba, Brazil |
| Category: | ATP Challenger Tour |
| Surface: | Hard |
| Draw: | 32S/17Q/16D |
| Prize Money: | $50,000+H |
The Brazil Open Series is a professional tennis tournament played on outdoor hard courts. It is currently part of the ATP Challenger Tour. It is held annually in Curitiba, Brazil, since 2010.