| Luis Peña | |
| Birth Date: | 20 June 1918 |
| Birth Place: | Santander, Spain |
| Death Place: | Madrid, Spain |
| Birth Name: | Luis Peña Martínez-Illescas |
| Spouse: | Luchy Soto |
| Relatives: | Pastora Peña (sister) |
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. His sister was the actress Pastora Peña. 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.