Michael Cadnum (born 1949) is an American poet and novelist. He has written more than thirty books for adults, teens and children. He is best known for his adult suspense fiction, and young adult fiction based on myths, legends, and historical figures.
Michal Cadnum is the recipient of a National Endowment for the Arts fellowship for poetry, and the Helen Bullis Prize (Poetry Northwest). He was a finalist for the Owl Creek Book Award, the Los Angeles Times Book Award, and the National Book Award, 2000, for The Book of the Lion.