KIF may refer to:

• Koyamada International Foundation (KIF), an international nonprofit organization
• KIF Kolding, a handball club in Denmark
• Kif Kroker, a character in the TV show Futurama
• Kingfisher Lake Airport, Ontario, Canada
• Knowledge Interchange Format, in computing
• Københavns Idræts Forening, athletics club in Denmark
• an alien race in the Chanur novels by C. J. Cherryh
• Kinesin superfamily protein

• Kief