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, Terry Carr (Lighthouse), Sid Coleman, Jerry Kaufman, Dave Langford (Ansible), Ray Nelson, Debbie Notkin, Greg Pickersgill, Stu Shiffman, Bruce Sterling, Taral Wayne (DNQ), Ted White, and Paul Williams.
Art work was contributed by Alexis Gilliland, Steve Stiles and Taral Wayne.
Patrick and Theresa Nielsen Hayden were also co-editors of Science Fiction Five Yearly.