Sparisoma aurofrenatum (common names: redband parrotfish, gutong, rainbow parrot, black parrot, and blisterside) is a species of parrotfish native to the Caribbean Sea and Western Atlantic Ocean.

Description This species grows to 28 cm.

Initial phase During the initial phase, the colouration varies greatly from blue-green to green to solid olive. The fins are mottled brown to red and have two white stripes. Behind the dorsal fin, a white spot is present.

Juvenile phase The body of juvenile specimens are shades of red-brown. Normally, two white stripes will be visible with a black blotch present behind the upper gill covers. A white spot will also be present behind the dorsal fin. During both the juvenile and initial phases, colouration and markings can change quickly.

Terminal phase The body becomes greenish during the terminal phase.