Maureen F. McHugh (born 1959) is a science fiction and fantasy writer.
Her first published story appeared in Isaac Asimov's Science Fiction Magazine in 1989. Since then, she has written four novels and over twenty short stories. Her first novel, China Mountain Zhang (1992), was nominated for both the Hugo and the Nebula Award, and won the James Tiptree, Jr. Award. In 1996 she won a Hugo Award for her short story "The Lincoln Train" (1995). McHugh's short story collection Mothers and Other Monsters was shortlisted as a finalist for the Story Prize in December, 2005.
Maureen is currently a partner at No Mimes Media, an Alternate Reality Game company which she co-founded with Steve Peters and Behnam Karbassi in March 2009. Prior to founding No Mimes, Maureen worked for 42 Entertainment, where she was a Writer and/or Managing Editor for numerous Alternate Reality Game projects, including Year Zero and I Love Bees.