Izzard was a science fiction fandom fanzine edited by Patrick Nielsen Hayden and Teresa Nielsen Hayden.
Izzard was first published in 1982. Nine issues were produced, the last one appearing in 1987. It was nominated for a Hugo Award for Best Fanzine in 1984.
Contributors included R.A. MacAvoy, Greg Benford, Steven Bryan Bieler, Avedon Carol (Rude Bitch, Chuch, Pulp), Terry Carr (Lighthouse), Sidney Coleman, Christopher Hatton, Jerry Kaufman (Mainstream, The Spanish Inquisition), Dave Langford (Ansible), Ray Nelson, Debbie Notkin, Simon Ounsley (Lagoon), Greg Pickersgill (Stop Breaking Down, Rastus Johnson's Cakewalk), Stu Shiffman, Bruce Sterling, Steve Stiles, Taral Wayne (DNQ), D. West, Ted White, Tom Whitmore, and Paul Williams.
Art work was contributed by Alexis Gilliland, Ray Nelson, Stu Shiffman, Steve Stiles, Taral Wayne, and D. West.
Patrick and Theresa Nielsen Hayden were also co-editors of Science Fiction Five Yearly.