Surname ترول (Troll 
, Trolle , Tervel 
) , in the entire world, is quite a common cognomen. The last name ترول is habitual in Greenland, where it is quite a common surname, Denmark, and Sweden, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Germany, Denmark, and the United States. Much less frequently, ترول is the forename as well as the last name.