Duck family (Disney)
Huey, Dewey, and Louie Duck are Donald's three nephews and identical triplet sons of Della Duck and an unnamed father.
Duck family (Disney)
Don Rosa's Duck Family Tree states that Whitewater's real name is Abner, and "Whitewater" is a nickname. He is also shown to be a son of Eider Duck and Lulubelle Loon and Fethry Duck's brother, making him Donald's first cousin.