Douglas Maxwell Stone (born 26 June 1948) is an Australian geologist, author, publisher, farmer and businessman.
He was born in Kew, Victoria, and is the son of Lawrie Phillip Stone and Josephine Alexander Proctor.
He is manager of Outdoor Press, and a farmer on the property known as Granite Springs, Kelvin View, Victoria.
He is an author of numerous publications on geology, gold prospecting, and maps (in particular of Victoria).
Over a number of years Stone has written many books on Australian gold prospecting, gemstones, minerals and fossils.