Surname Tidir (Tidir 
, Тидир 
) , in all the world, is a very rare family name. The cognomen Tidir is habitual in Hungary, where it is a rare surname, Algeria, where it is a very rare surname, and Kazakhstan. In absolute terms, this name is the most popular in Algeria, Russia, and Hungary. Much less frequently, Tidir is the forename as well as the last name.