Family name Kazimirs (Kazimierz 
, Kazimirs 
) , in the entire world, is a widespread surname. The cognomen Kazimirs is habitual in Poland, where it is a prevalent surname, Hungary, where it is a rare surname, and Spain, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Poland, Germany, and Spain. Very seldom, Kazimirs is the forename as well as the last name.