Morris Gleitzman (born 9 January 1953) is a British-born Australian author of children's and young adult fiction.

Gleitzman has also published three collections of his newspaper columns for The Age and The Sydney Morning Herald as books for an adult readership, and he used to write for the popular Norman Gunston Show in the 1970s.

Morris Gleitzman attended Chislehurst & Sidcup Grammar School in Bexley, England.

In Australia he got a job as a paperboy, bottle-shop shelf-stacker, store Santa Claus, frozen chicken defroster, fashion-design assistant and sugar-mill employee.

[8] Features characters from Misery Guts, Blabber Mouth, Second Childhood, Belly Flop, Adults Only, Teacher's Pet, Worm Story and Aristotle's Nostril.