David or Dave Hernandez may refer to:

• David Hernandez (singer) (born 1983), American singer
• David Hernandez (baseball) (born 1985), American baseball player
• David Hernandez (poet) (born 1971), American poet
• Dave Hernandez (born 1970), musician best known for playing with the American band The Shins
• David Hernández de la Fuente (born 1974), writer from Spain
• David Hernández Pérez (born 1960), Mexican politician

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