Rupert I of Legnica

Rupert I of Legnica
Duke of Legnica
Ducal Castle in Legnica, seat of Rupert I
Born27 March 1347
Diedc.12 January 1409(1409-01-12) (aged 61)
Noble familySilesian Piasts
Spouse(s)Hedwig of Sagan
IssueBarbara
Agnes
FatherWenceslaus I of Legnica
MotherAnna of Cieszyn

Rupert I of Legnica (Polish: Ruprecht I Legnicki; 27 March 1347 – by 12 January 1409) was a Duke of Legnica from 1364 until his death, and also regent over half of the Duchy of Głogów-Żagań during 1397–1401.

He was the eldest son of Wenceslaus I, Duke of Legnica, by his wife Anna, daughter of Casimir I, Duke of Cieszyn. He was born after eight years of childless marriage.