Kaiser Behemoth may refer to:
- The enemy from Final Fantasy XI.
- The enemy from Final Fantasy XIII.
- The elite mark from Final Fantasy XIV.
- The boss from Final Fantasy Brave Exvius.
Kaiser is the German title meaning "Emperor", derived ultimately from the name of Julius Caesar. Many languages use a descendant of the word Caesar to mean "emperor", such as Russian царь (tsar) and Greek Καῖσαρ (Kaîsar).