Alistair Duncan, known as Hal Duncan (born in 1971), is a Scottish science fiction and fantasy writer based in Glasgow. A graduate of Glasgow University, his first book, Vellum, about a war between heaven and hell, was released by Pan in summer 2005. It has since been translated into several other languages and nominated to the World Fantasy Award and Locus Award. Ink, the follow up, was released in February 2007.
He is an active member of the Glasgow Science Fiction Writers Circle.