What is donald ducks middle name?

Donald Duck's middle name is Fauntleroy. It was first mentioned in the 1942 cartoon "Donald Gets Drafted," where his full name is revealed as Donald Fauntleroy Duck. The name Fauntleroy is of French origin and is associated with nobility or wealth. It's unclear why the cartoon's creators chose this name for Donald, but it has become widely known and accepted as his official middle name.