John Frederick Christgau (February 11, 1934 – August 21, 2018) was an American author of fiction and non-fiction. Christgau was born in Crookston, Minnesota. He later moved to California, where he attended San Francisco State University. He taught at several high schools and coached Crestmoor High School's first varsity basketball team, in San Bruno, California. He lived in Belmont, California. Christgau died following a heart attack on August 21, 2018.