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Surname Jamma (Jamma , Gamba ) , all over the world, is a common family name. The cognomen Jamma is habitual in British Virgin Islands, where it is quite a common surname, Colombia, and Italy (explore the name in all countries). In absolute terms, this name is the most popular in Colombia, Italy, and the Democratic Republic of the Congo. Very seldom, Jamma is the forename as well as the last name.