The Crazy World of Arthur Brown are an English psychedelic rock band formed by singer Arthur Brown in 1967. The band included Vincent Crane (Hammond organ and piano), Drachen Theaker (drums), and Nick Greenwood (bass).

Their song "Fire" (released in 1968 as a single) was one of the one-hit wonders in the United Kingdom and United States in the 1960s. "Fire" sold over one million copies, and was awarded a gold disc.