Surname مستر (Mr. 
, Master 
, مستر 
) , throughout the world, is a common family name. The family name مستر is characteristic of Isle of Man, where it is quite a common surname, United Arab Emirates, and Maldives, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in India, Indonesia, and Egypt. Much more prevalently, مستر is the forename as well as the last name.