Janusz Radziwiłł is the name of several Polish–Lithuanian nobles:
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Janusz Radziwiłł (1579–1620), castellan of Vilnius and the starost of Borysów
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Janusz Radziwiłł (1612–1655), signatory of the Union of Kėdainiai
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Janusz Radziwiłł (1880–1967)
Prince Janusz Franciszek Radziwiłł (3 September 1880 – 4 October 1967) was a Polish nobleman and politician.
Early life
Prince Radziwiłł was born on 3 September 1880 in Berlin in the then German Empire. He was the son of Prince Ferdynan ...
, conservative politician in the Second Polish Republic
{{hndis, name=Radziwiłł, Janusz