The Harmsworth Red Magazine, also known as Harmsworth's Red Magazine or just The Red Magazine, was a fiction magazine published by Alfred Harmsworth's Amalgamated Press in 620 issues from June 1908 to September 1939. It was edited by John Stock.^[1] It had counterparts, The Yellow Magazine and The Green Magazine.^[2]

Jack London's story "Goliah" was published in the magazine in 1908 before being published in the collection of London writings Revolution, and Other Essays in 1910.^[3]