Luis Peña Martínez-Illescas (20 June 1918, in Santander – 29 March 1977, in Madrid) was a Spanish actor.

Peña came from a family of actors and performed in films and theater.

In 1946, he married Luchy Soto; the two formed a stage company.

He worked on filmed plays for television which were shown on Televisión Española in the 1960s.

At the end of his career, he acted for Carlos Saura.