Hannah Holmes (born 1963) is an American writer, journalist, essayist, and science commentator for Science Live (Discovery Channel) and radio shows such as Maine Things Considered. She has published three books, most recently The Well-Dressed Ape: A Natural History of Myself (Random House, 2008). She has published articles online and in magazines including Sierra, New York Times Magazine, L.A.Times Magazine, Outside, Islands, and Escape. She earned a B.A. from University of Southern Maine in 1988, and lives with her husband in Portland, Maine.