The Song of Rhiannon is a fantasy novel by American writer Evangeline Walton, the third in a series of four based on the Welsh Mabinogion. It was first published in paperback by Ballantine Books as th

The Mabinogion is a collection of the earliest Welsh prose stories, compiled in Middle Welsh in the 12th–13th centuries from earlier oral traditions. There are two main source manuscripts, created c.