Aleksander Lubomirski
Aleksander Lubomirski may refer to:
- Aleksander Dominik Lubomirski, Polish nobleman
- Aleksander Ignacy Lubomirski, Polish noble, financier and philanthropist
- Aleksander Lubomirski (1751–1804), Polish nobleman, castellan of Kiev 1785–1790
- Aleksander Michał Lubomirski (d. 1675), Polish noble
- Aleksander Michał Lubomirski (d. 1677), Polish szlachcic