Family name Теус (Teus 
, Theus 
, Теус 
) , all around the world, is quite a rare last name. The cognomen Теус is characteristic of Belize, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Haiti. Measured by absolute frequency, the name is most common in the United States, Germany, and Switzerland. Very seldom, Теус is the forename as well as the last name.