Last name Criticus (Kritik 
, Critic 
, Criticus) , all over the world, is a very rare surname. The last name Criticus is characteristic of Jamaica, where it is a rare surname, Canada, where it is a very rare surname, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Jamaica, India, and Canada. More frequently, Criticus is the forename as well as the last name.