El gato montés ("The Wild Cat") is an opera in three acts composed by Manuel Penella who also wrote the Spanish-language libretto. It premiered on 23 February 1916 at the Teatro Principal in Valencia. The opera enjoyed great success in Spain and other Spanish-speaking countries and was produced in English as The Wild Cat in New York's Park Theater in 1921 with Penella conducting. According to The New York Times, by the time it had opened in New York, El gato montés had already received 2700 performances.