Frederick of Sicily may refer to:
- Frederick II, Holy Roman Emperor (1194-1250), also known as Frederick I of Sicily
- Frederick III of Sicily (1272–1337), self-styled the third despite being the second Frederick to rule Sicily (Trinacria)
- Frederick the Simple (1341–1377), third Frederick to rule Sicily (Trinacria)
- Frederick IV of Naples (1452–1504), continued Neapolitan claim to Kingdom of Sicily
This disambiguation page lists articles about people with the same name.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.