Last name Graut (Graut 
) , in all the world, is a very rare family name. The family name Graut is characteristic of Latin America and the Caribbean, particularly Colombia, where it is a very rare surname, Brazil, where it is an extremely rare surname, and Argentina. Not in comparison with a country's population, it most frequently occurs in Colombia, Brazil, and the United States. Very seldom, Graut is the forename as well as the last name.