Cognomen Гекс (Guex 
, Gecks 
, Гекс 
) , in the world, is quite a rare family name. The last name Гекс is characteristic of Paraguay, where it is quite a common surname, Switzerland, and Guatemala, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Paraguay, Switzerland, and Argentina. Very seldom, Гекс is the forename as well as the last name.