Cendoya was born in Santander. He studied Philosophy & the Humanities at the University of Deusto, and later at the universities of Salamanca and Madrid, where he earned his doctorate. With Juan Larrea, he founded the Ultraísta Movement in 1919. He was professor of literature and music. He began his poetic work with El romancero de la novia (1920).
After discovering the Chilean poet Vicente Huidobro, founder of the Creationist movement, Cendoya became one of the most enthusiastic followers of Creacionismo. The extensive poetic work of Cendoya has always varied between the themes and expressions of Vanguardism and the more classical structures of poetry. In 1925, he was awarded the National Prize for Literature for his book Versos humanos. He began to publish the journal Carmen y Lola, of Vanguardist character, in 1927. In 1932 he published Poesía española contemporánea. He was elected to the Spanish Royal Academy in 1947. His lifetime accomplishment was recognised with the Cervantes Prize in 1979.
He died in Madrid, in 1987, aged 90.
- Fundación Gerardo Diego (in Spanish)