Jorge Horacio Serna Castañeda (born 27 October 1979) is a Colombian former professional footballer who played as a forward. His past clubs include Independiente Medellín (Colombia), Peñarol (Uruguay), Colo-Colo (Chile), Atlético Paranaense (Brazil) and Mineros de Guayana (Venezuela). He made four appearances scoring one goal for the Colombia national team between 1999 and 2002.