Czacki is a surname. Notable people with the surname include:
- Tadeusz Czacki (1765–1813), Polish historian and pedagogue
- Włodzimierz Czacki (1834–1888), Polish clergyman and diplomat
- blessed Róża Czacka (1876-1961), Polish philanthropist and nun
Czacki is a surname. Notable people with the surname include: