Ciolek or Ciołek may refer to:
People
- Erazm Ciołek (disambiguation), multiple people with the name
- Gerald Ciolek (born 1986), German cyclist
- Gerard Antoni Ciołek (1909–1966), Polish architect
- Włodzimierz Ciołek (born 1956), Polish footballer
Other
- Ciołek coat of arms
- Ciołek, Łódź Voivodeship, village in central Poland