Cognomen ของเรา (Ourma 
, Ourk 
, ของเรา 
) , all over the world, is a rare last name. The cognomen ของเรา is habitual in the Democratic Republic of the Congo, where it is a rare surname, Morocco, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, ของเรา is the forename as well as the last name.