Mikołaj Radziwiłł or Nicholas Radziwill may refer to: Mikalojus Radvila (c. 1450–1509), Grand Chancellor of Lithuania Mikołaj II Radziwiłł (1470–1521), Grand Chancellor of Lithuania Mikołaj III Radziwiłł (1492–1530), Bishop of Samogitia Mikołaj "the Red" Radziwiłł (1512–1584), Voivode of Vilnius, Grand Chancellor and Grand Hetman of Lithuania Mikołaj "the Black" Radziwiłł (1515–1565), Voivode of Vilnius, Grand Chancellor and Grand Hetman of Lithuania Mikołaj VII Radziwiłł (1546–1589), Voivode of Navahrudak Mikołaj Krzysztof "the Orphan" Radziwiłł (1549–1616), Grand Marshal of Lithuania, voivode of Trakai and Vilnius Mikołaj Krzysztof Radziwiłł (1695–1715), Podstoli of Lithuania and starost of Człuchów See also Radziwill family