Humperdink Duck is a fictional character, presented in Walt Disney's comic books. He is one of Pintail Duck's descendants. He was born in the United States. At some time he moved to Duckburg, Calisota. He later married Elvira Coot and started working on her father's farm that later became their own. He became the father of three children:
- Quackmore Duck, born on 1875.
- Daphne Duck.
- Eider Duck.