Haroldo can refer to:
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Haroldo (footballer, 1896-unknown), full name Haroldo Domingues, Brazilian football midfielder
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Haroldo (footballer, 1937-1990), full name Theodorico Haroldo de Oliveira, Brazilian football centre-back
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Haroldo (footballer, born 1931), full name Haroldo Rodrigues Magalhães Castro, Brazilian football defender
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