Surname Parej (Parej 
) , worldwide, is a rare last name. The last name Parej is habitual in Hungary, where it is quite a rare surname, Argentina, where it is a very rare surname, and Spain, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Hungary, India, and Argentina. Very seldom, Parej is the forename as well as the last name.