Łukaszewicz
Lukaszewicz or Łukaszewic is the family name of:
- Czeslaw Lukaszewicz (* 1964), Canadian racing cyclist
- Ignacy Łukasiewicz (1822–1882), Polish chemist and pharmacist
- Józef Łukaszewicz (1863–1928), Polish-Russian geologist and university professor
- Leon Łukaszewicz (1923–2013), Polish computer scientist
- Olgierd Łukaszewicz (* 1946), Polish actor