Family name เอิร์ท (Erve 
, Irt 
, เอิร์ท 
) , in the world, is quite a rare cognomen. The cognomen เอิร์ท is characteristic of Morocco, where it is quite a rare surname, Netherlands, and Slovenia. Not in comparison with a country's population, it most frequently occurs in Morocco, Netherlands, and Cameroon. Likewise, เอิร์ท is the forename as well as the last name.