Kliff may refer to:
People Kliff Kingsbury (born 1979), American football coach and former player Sarah Kliff, American journalist
Other uses Kliff (band), a Finnish boy band Kliff Undersn, a character in the Guilty Gear video game series Kuala Lumpur International Film Festival (KLIFF) Le Kliff, a restaurant south of Puerto Vallarta, Mexico
See also Cliff (disambiguation) Rotes Kliff, a 52-metre high line of sea cliffs between Wenningstedt and Kampen on the German North Sea island of Sylt Morsum-Kliff, an important geological monument in Germany