Cognomen اوسمان (Osman 
, اوسمان 
) , worldwide, is a widespread surname. The cognomen اوسمان is habitual in Somalia, where it is a widespread surname, Sudan, and Djibouti, where it is a common surname (explore the name in all countries). In absolute terms, the name is most common in Sudan, Egypt, and Somalia. Likewise, اوسمان is the forename as well as the last name.