It is generally considered that Renaud belongs to the family of songs that includes the Danish Elveskud, the Swedish Herr Olof, the Norwegian Olav Liljekrans, the Italian Re Gilardin and the British George Collins (Clerk Colville, Child #42 and Lady Alice, Child #85).There is a list of links to examples here and elsewhere, together with the texts of some American variants, in this thread: George Collins
Malcolm