Josy Braun was a Luxembourgish writer, journalist and translator. He wrote plays for adults and children, poetry, prose and children's stories, in both Luxembourgish and German.
His plays, which often convey political concerns, include D'Kromm an der Heck (1966), Requiem fir e Lompekréimer (1966), Wie bas de Leo? (1976), Hexejuecht (1978).
He authored the very first detective story in Luxembourgish, Porto fir d'Affekoten (1997).