Albernaz is a Portuguese surname. Notable people with the surname include:
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Craig Albernaz (born 1982), American baseball coach
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João Teixeira Albernaz I (late 16th century– 1662), Portuguese cartographer, brother of Pedro
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Pedro Teixeira Albernaz (1595–1662), Portuguese cartographer
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Rosa Albernaz (born 1947), Portuguese politician
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Portuguese-language surnames