Surname سويني (Soini 
, Sweeney 
, سويني 
) , in the world, is a common cognomen. The last name سويني is characteristic of Ireland, where it is a common surname, U.S. Virgin Islands, where it is quite a common surname, and Finland (explore the name in all countries). In absolute terms, this name is the most popular in the United States, the United Kingdom, and Ireland. Much less frequently, سويني is the forename as well as the last name.