Surname 阿达 (Ada 
, Adda 
, Haddad ) , worldwide, is a widespread cognomen. The family name 阿达 is habitual in Lebanon, where it is a widespread surname, Honduras, where it is a common surname, and Equatorial Guinea (explore the name in all countries). In absolute terms, it is the most numerous in Lebanon, Nigeria, and Algeria. Likewise, 阿达 is the forename as well as the last name.