"Rocker" is an up tempo song by Australian hard rock band AC/DC. It is the sixth track of their Australian album T.N.T., released in December 1975, and was written by Angus Young, Malcolm Young, and Bon Scott.
"Rocker" is the fourth track on the international version of Dirty Deeds Done Dirt Cheap, released in November 1976. The international version was not released in the United States until April 1981. This song and "Love at First Feel" replaced "Jailbreak" and "R.I.P. (Rock In Peace)" from the Australian version. It is AC/DC's fastest song.