Family name Приор (Prior 
, Приор 
) , in the entire world, is a common last name. The last name Приор is habitual in Isle of Man, where it is quite a common surname, Australia, and Ireland (explore the name in all countries). Measured by absolute frequency, it is the most numerous in the United Kingdom, the United States, and Australia. Very seldom, Приор is the forename as well as the last name.