HIK may refer to:
- Hellerup IK, a Danish sports club from Copenhagen
- Hobro IK, a Danish sports club from North Jutland
- Hangö Idrottsklubb, a sports club from Hanko, Finland
- Hikma Pharmaceuticals (London Stock Exchange listing code)
- Hezb-e Islami Khalis, a militant group in eastern Afghanistan
- Hanoi International Kindergarten, a popular international nursery from Hanoi, Vietnam
hik may refer to:
- Seit-Kaitetu language, a language of Maluku, Indonesia (ISO 639-3 code)