CIFF may refer to:
Film festivals Cairo International Film Festival, Egypt Calgary International Film Festival, Canada Cambodia International Film Festival Canberra International Film Festival, Australia Chennai International Film Festival, India Chicago International Film Festival, United States Cinekambiya International Film Festival, The Gambia Cleveland International Film Festival, United States Copenhagen International Film Festival, Denmark (2003-2008) Cork International Film Festival, Ireland
Other uses Camera Image File Format The Children's Investment Fund Foundation, a UK charity CIFF-FM, a Canadian radio station