Diego Díaz may refer to:
* Diego Diaz, character in the American TV series ''
Kingdom''
*
Diego Díaz (Spanish footballer) (born 1968), Spanish former football goalkeeper
*
Diego Díaz Ahumada (born 1986), Chilean former football defender
*
Diego Díaz García (born 1988), Chilean football defender
*
Diego Díaz Núñez (born 1996), Chilean football midfielder
*
Diego Valentín Díaz (died 1660), Spanish painter
*
Diego Díaz (footballer, born 2005), Spanish football midfielder and winger
*
Diego Díaz (footballer, born 2007), Spanish football goalkeeper
{{hndis, Diaz, Diego