Surname 希曼 (Heman 
, 希曼 ) , in all the world, is quite a rare last name. The surname 希曼 is characteristic of Mauritius, where it is quite a rare surname, Mongolia, and Hong Kong, where it is a rare surname. In absolute terms, it is commonest in India, Nigeria, and the United States. More frequently, 希曼 is the forename as well as the last name.