Cadu may refer to:
Nickname Cadu (footballer, born 1974), Brazilian footballer Ricardo Frederico Rodrigues Antunes Cadú (footballer, born 1981), Portuguese footballer Ricardo Manuel Ferreira Sousa Cadu (footballer, born 1982), Brazilian footballer Carlos Eduardo Castro da Silva Cadú (footballer, born 1986), Brazilian footballer Carlos Eduardo de Fiori Mendes Cadu (footballer, born 1997), Brazilian footballer Carlos Eduardo Lopes Cruz Cadu (footballer, born 2002), Brazilian footballer Carlos Eduardo Berttolassi da Silva Cadu (footballer, born 2004), Brazilian footballer Carlos Eduardo Amaral Pereira de Castro
Other uses
River Cad, Romania (Cadu in Romanian)