Has a son, Mike, with whom he posed for a portrait by Greg Gorman in 1996.
His crotch and legs in tight jeans with zipper adorn the cover of the Rolling Stones album "Sticky Fingers" (from a photo by Andy Warhol).
Immortalized in Lou Reed's song "Walk on the Wild Side." He's "Little Joe," the hustler referred to in the third verse.
Still photo with Dallesandro in Andy Warhol's Flesh (1968) appears on cover of The Smiths' debut album, The Smiths.