"Zoot Horn Rollo" is a song by the American rock band Captain Beefheart and His Magic Band. It appears on their 1970 album, Trout Mask Replica, which is known for its avant-garde style and complex musical structures. The song features unconventional rhythms and surreal lyrics, characteristic of the band's unique sound. The title "Zoot Horn Rollo" refers to a fictional character created by Don Van Vliet, the band's frontman, also known as Captain Beefheart. The song showcases the band's experimental approach to music, blending elements of rock, blues, and free jazz, making it a notable piece in the realm of experimental rock.