Mikołaj Krzysztof Radziwiłł
Mikołaj Krzysztof Radziwiłł or Mykalojus Kristupas Radvila may refer to:
- Mikołaj Krzysztof Radziwiłł the Orphan (1549–1616), Grand Marshal of Lithuania, voivode of Trakai and Vilnius
- Mikołaj Krzysztof Radziwiłł (1695–1715), Podstoli of Lithuania and starost of Człuchów