Surname แร่ (Rae 
, Minaral 
, แร่) , across the world, is a common last name. The last name แร่ is habitual in British Virgin Islands, where it is quite a common surname, New Zealand, and Australia (explore the name in all countries). In absolute terms, it is the most numerous in the United Kingdom, the United States, and Australia. Likewise, แร่ is the forename as well as the last name.