Last name Тиам (Thiam 
, Тиам 
) , all around the world, is a widespread cognomen. The family name Тиам is habitual in Sub-Saharan Africa, particularly Senegal, where it is a widespread surname, Mauritania, where it is quite a common surname, and Gabon (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Senegal, Malaysia, and France. Very seldom, Тиам is the forename as well as the last name.