Velocisaurus (meaning "Swift Lizard") is a genus of ceratosaurian from the Late Cretaceous of Argentina. Velocisaurus was found in 1985 by Zulma Gasparini and Oscar de Ferrariis. Velocisaurus was related to Masiakasaurus, which formed the subfamily velocisaurinae. In 2004, the subfamily velocisaurinae was assigned to the noasauridae. The type species is V. unicus.