Juanín may refer to:
Nickname Juanín (footballer, born 1900) (1900–?), Spanish footballer Juan Bilbao Mintegi Juanín (footballer, born 1925), Spanish footballer Juan Cortiñas Méndez Juanín (footballer, born 1937), Spanish footballer Juan Antonio Rodríguez Duflox Juanín (footballer, born 1940) (1940–2013), Spanish footballer Juan García Díaz Juanín (footballer, born 1958), Spanish footballer Juan Antonio López Moreno Juanín García (born 1977), Spanish handball player
Given name Juanin Clay (1949–1995), American actress Juanín Juan Harry, a character from 31 Minutos, a Chilean children's TV show