D Generation (also known as DGen) are an American glam punk band formed in 1991 in New York City. The band broke up in 1999, but will reunite in 2011 for shows. During its history the band released three albums, to much critical acclaim. The group's sound blurred the lines between punk rock, glam rock and garage rock.

The D-Generation was a popular and influential Australian TV sketch comedy show, produced and broadcast by the Australian Broadcasting Corporation (ABC) for two series, between 1986 and 1987. A further four specials were broadcast on the Seven Network between 1988 and 1989.