"Dizzy" is a song originally recorded by Tommy Roe which was a worldwide smash hit single in 1969.

Written by Roe and Freddy Weller, "Dizzy" was a major hit on both sides of the Atlantic, reaching number one on the U.S. Billboard Hot 100 for four weeks in March 1969, for one week on the UK Singles Chart in June 1969, and was #1 in Canada in March 1969.

It was subsequently recorded by such disparate artists as Boney M, Mike Melvoin and the Deadbeats, Wreckless Eric and Billy J. Kramer

In 1991, a cover of "Dizzy" recorded by English comedian Vic Reeves and the alternative rock band The Wonder Stuff peaked at number one for two weeks in the United Kingdom.

In 1989 it was sampled by De La Soul on their album, Three Feet High and Rising, in the track "The Magic Number". In 1994 it was covered by Babe on their album 4 Babe pesme; the Babe version being entitled "Dizel". A version of the song has been recorded by Bob the Builder, with the lyrics referring to Bob's concrete mixer, Dizzy.