Alan Marshall Clark (born May 10, 1957) is an American author and artist who is best known as the illustrator and book cover painter of many pieces of horror fiction.
He was nominated for the Bram Stoker Award for Best First Novel for his 2005 book Siren Promised (co-written by Jeremy Robert Johnson).
It was also nominated for the 2005 International Horror Guild Award for their "Non-fiction" category.
His artwork has been featured on many signed limited editions from Cemetery Dance Publications, Lonely Road Books, Subterranean Press, Earthling Publications, and many other publishers of hardcovers as well as illustrations on the covers and interiors of textbooks, children's books, paperbacks, magazines and CDs.
Mr. Clark is listed in the newest edition of Science Fiction and Fantasy Artists of the Twentieth Century: A Biographical Dictionary edited by Robert Weinberg, Jane Frank (McFarland & Company, 2009).