List of Famous people named Frederick

Rear Admiral The Hon. Frederick Paul Irby was a British Royal Navy officer and Deputy Lord Lieutenant of Norfolk.

Frederick II was a Count of Celje and Ban of Croatia, Slavonia and Dalmatia.

Captain Frederick Marryat was a Royal Navy officer, a novelist, and an acquaintance of Charles Dickens. He is noted today as an early pioneer of nautical fiction, particularly for his semi-autobiographical novel Mr Midshipman Easy (1836). He is remembered also for his children's novel The Children of the New Forest (1847), and for a widely used system of maritime flag signalling known as Marryat's Code.

Frederick, Duke of Schleswig-Holstein-Sonderburg-Augustenburg was a Dano-German nobleman. He was the oldest son of Duke Ernest Günther and his wife, Duchess Auguste.

Frederick William was Duke of Courland and Semigallia from 1698 to 1711. Frederick Wilhelm was the son of Friedrich Kasimir Kettler, Duke of Courland and Semigallia and Princess Elisabeth Sophie of Brandenburg. During his reign the duchy was occupied by Swedish and later by Russian troops.

Frederick William Brook Thellusson, 5th Baron Rendlesham, was a British Conservative politician.