"I'm the Leader of the Gang (I Am)" is a song by English glam rock singer Gary Glitter, written by Glitter with Mike Leander and produced by Mike Leander. It was Glitter's first number-one single on the UK Singles Chart, spending four weeks at the top of the chart in July 1973.

Paul Francis Gadd, better known by his stage name Gary Glitter, is an English former singer who achieved fame and success during the 1970s and 1980s. His career ended after he was convicted of downloading child pornography in 1999. He was also convicted of child sexual abuse in 2006 and a series of sexual offences in 2015.