João Coelho Neto, known more commonly as Preguinho (8 February 1905 – 1 October 1979), was a Brazilian footballer who played as a striker.

Son of Brazilian writer Coelho Neto, Preguinho was born in Rio de Janeiro on 8 February 1905.

For Brazil he participated in the 1930 FIFA World Cup and was the first captain of the Brazil national team, scoring the first goal ever from Brazil in a FIFA World Cup in a match against Yugoslavia, and two further goals in a match with Bolivia.

[citation needed] In his honour, Fluminense dedicated a statue.

This biographical article related to a Brazilian association football forward born in the 1900s is a stub.