Eugenio Siller Margain (born April 5, 1981) is a Mexican actor, singer, and model who is best known for starring in popular novelas Rebelde, Código Postal, Al Diablo con los Guapos, Mi pecado, Aurora, Una Maid en Manhattan, ¿Quién es quién?"
Eugenio Siller began his career as an actor in multiple commercials, as well as a player in musical comedies and theatrical productions.
He then was cast in the hit teen series, Código Postal, playing the role of a blind man named Rafael Rojas Alonso.
His first leading role came in 2007, in the hit telenovela Al Diablo con los Guapos, in which he played Alejandro Belmonte, a rebellious rich-boy who falls in love with Allisson Lozz's character Milagros.
In 2009, Siller starred in the telenovela Mi Pecado in the main role of Julian Huerta Almada, the love interest of Lucrecia Córdoba, played by his former CEA classmate and friend, Maite Perroni.