Surname Armr (Arm 
, Armur 
, Haerme 
) , in the world, is quite a common family name. The surname Armr is characteristic of Estonia, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Qatar. In absolute terms, this name is the most popular in India, Indonesia, and Switzerland. Also, Armr is the forename as well as the last name.