Kajaani (disambiguation)
Kajaani is the name for:
- Kajaani , a city in northern Finland
- Kajaani (administrative association) , an administrative association in the Finnish countryside of Kainuu
- Kajaani Airport , the airport of Kajaani
- (1519) Kajaani , an asteroid of the main belt
- Kajaanin Hokki , a Finnish ice hockey club