MIFF may refer to:
Film festivals Listapad, aka Minsk International Film Festival, held each November in Minsk, Belarus Maine International Film Festival, held in Waterville, Maine Melbourne International Film Festival, held in Melbourne, Australia Méliès International Festivals Federation, a network of 22 genre film festivals based in Brussels, Belgium Miami International Film Festival, held in Miami, Florida, US Milan International Film Festival, held in Milan, Italy Monaco International Film Festival, held in Monaco Montreal Independent Film Festival, held in Montreal, Canada Moscow International Film Festival, held in Moscow, Russia Mumbai International Film Festival, held in Mumbai, India
Other uses Magick Image File Format, a digital image format
MIFF mine, a German anti-tank mine Miff Mole (1898–1961), American jazz trombonist and band leader With Israel for Peace, a Norwegian pro-Israel organisation ()