Prince Frederick may refer to:
- Frederick III of Denmark (1609–1670), son of Christian IV of Denmark and Anne Catherine of Brandenburg
- Frederick, Prince of Wales (1707–1751), son of George II, later Prince of Wales
- Prince Frederick of Great Britain (1750–1765), son of Frederick, Prince of Wales
- Prince Frederick, Duke of York and Albany (1763–1827), son of George III, later Duke of York
- Prince Frederik of the Netherlands (full names: Willem Frederik Karel), Prince of Orange-Nassau (1797–1881), second son of king William I of the Netherlands
- Frederik, Crown Prince of Denmark (born 1968), son of Queen Margrethe II and her husband, Prince Consort Henrik
There is also a town called Prince Frederick:
- Prince Frederick, Maryland, in the United States
Famous quotes containing the words prince and/or frederick:
“The Prince of Darkness is a gentleman.”
—William Shakespeare (1564–1616)
“But since ‘tis only Fred,
Who was alive and is dead,
There’s no more to be said.”
—Unknown. On Prince Frederick (l. 11–13)