The simple one

the simple-minded is a nickname or epithet of the following people:

• Frederick the Simple (around 1341-1377), King of Sicily and Duke of Athens and Neopatria, see Friedrich III. (Sicily)
• Friedrich the Simple One (1384? –1440), Margrave of Meißen and Landgrave of Thuringia, see Friedrich IV. (Meißen and Thuringia)
• Charles the Simple (879–929), King of the West Franconia or the West Franconia, see Karl III. (France)

See also:

• The simple-minded Simon

This is a disambiguation page for differentiating between several terms identified with the same word.