Cognomen Sohaj (Sohaj 
) , globally, is a rare family name. The last name Sohaj is habitual in Czechia, where it is a rare surname, Canada, where it is an extremely rare surname, and Argentina. Measured by absolute frequency, this name is the most popular in Czechia, India, and Canada. Likewise, Sohaj is the forename as well as the last name.