Manny Diaz may refer to:

• Manny Diaz (American football) (born 1974), American college football coach and son of Manny Diaz (Florida politician)
• Manny Diaz (California politician) (born 1953), former California State Assemblyman
• Manny Díaz (Florida politician) (born 1954), former mayor of Miami
• Manny Díaz, Jr. (born 1973), Republican member of the Florida House of Representatives

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