Lynne Tillman (born January 1, 1947) is a novelist, short story writer, and cultural critic.

Tillman's novels include: American Genius, A Comedy (2006); No Lease on Life (1998), which was a finalist for a National Book Critics Award in Fiction; Cast in Doubt (1992); Motion Sickness (1991); and Haunted Houses (1987).

In March 2018, her sixth novel Men and Apparitions was published by Soft Skull Press.

The Broad Picture (1997) is a collection of Tillman's essays, which were published originally in literary and art periodicals.

Tillman is also the author of the nonfiction book The Life and Times of Jeannette Watson and Books & Co. (1999), a cultural and social history of a literary landmark where writers and artists congregated for nearly 20 years.