John Giorno (December 4, 1936 – October 11, 2019) was an American poet and performance artist.
He founded the not-for-profit production company Giorno Poetry Systems and organized a number of early multimedia poetry experiments and events, including Dial-A-Poem.
He became prominent as the subject of Andy Warhol's film Sleep (1964).
He was also an AIDS activist and fundraiser, and a long-time practitioner of the Nyingma tradition of Tibetan Buddhism.