Rafael Honorio Caupolican Ovalles Colmenares (born April 24, 1936 Guarenas, Venezuela - died February 23, 2001 Caracas, Venezuela) was a controversial Venezuelan writer.
He belonged to the avant-garde period of the sixties and was influenced by French Surrealism and American Beatnik.
He actively participated in literary and artistic groups of the time such as The Roof of the Whale and La República del Este, among the most known.
His most famous poetry works are ¿Duerme usted, señor presidente? (1962) and Elegía a la muerte de Guatimocín, mi padre, alias El Globo (1967).
In 1973 he received the National Prize for Literature (Venezuela) for his collection of poems Copa de Huesos (1972).