Cognomen Sä (Sä 
, Svá 
) , all over the world, is a rare last name. The surname Sä is characteristic of Northern Africa, particularly Algeria, where it is quite a rare surname, Libya, where it is a rare surname, and Tunisia. Measured by absolute frequency, it most frequently occurs in Northern Africa, particularly Algeria, Egypt, and Morocco. More frequently, Sä is the forename as well as the last name.