Manuel Dias may refer to:
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Manuel Dias the Younger (1574–1659), Portuguese Jesuit missionary
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Manuel Dias (athlete)
Manuel Dias (born 13 March 1904, date of death unknown) was a Portuguese athlete who competed in the marathon at the 1936 Summer Olympics. He competed for the Portuguese club S.L. Benfica
Sport Lisboa e Benfica (), commonly known as Benfic ...
(1905–?), Portuguese athlete
{{Hndis, Dias, Manuel