Castelao may refer to:
;People
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Alfonso Daniel Rodríguez Castelao
Alfonso Daniel Manuel Rodríguez Castelao (30 January 1886 – 7 January 1950), commonly known as Castelao, was a Galician politician, writer, painter and doctor. He is one of the fathers of Galician nationalism, promoting Galician ident ...
, Galician politician, writer, painter and doctor
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Ofelia Rey Castelao (b. 1956), Galician historian, writer, and university professor
;Association football stadiums nicknamed Castelão:
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Castelão (Maranhão)
The Estádio Governador João Castelo, also known as the Castelão, is a multi-purpose stadium inaugurated on March 9, 1975, in São Luís, Maranhão, São Luís, Maranhão, Brazil, with a maximum capacity of 40,149 people in a three-tier configu ...
(Estádio Governador João Castelo), located in São Luís, Maranhão, Brazil
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Castelão (Ceará)
Estádio Governador Plácido Castelo, also known as the Castelão (, Portuguese for "Big Castle") or Gigante da Boa Vista, is a football stadium that was inaugurated on November 11, 1973, in Fortaleza, Ceará, Brazil. With a maximum capacity of ...
(Estádio Plácido Aderaldo Castelo), located in Fortaleza, Ceará, Brazil
;Other
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Castelão (grape)
Castelão, in Portugal also known as Periquita and João de Santarém, is a red wine grape varieties, grape found primarily in the south coastal regions but is grown all over Portugal (wine), Portugal and is sometimes used in Port wine production ...
, a Portuguese wine grape grown in the Bairrada DOC and other regions.
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