Cognomen Труман (Truman 
, Trumen 
, Trouman 
) , in all the world, is quite a common surname. The last name Труман is habitual in Northern Europe, particularly Jersey, where it is quite a common surname, Estonia, where it is quite a rare surname, and the United Kingdom. In absolute terms, it is commonest in the United States, the United Kingdom, and Australia. Also, Труман is the forename as well as the last name.