Cognomen Седа (Seda 
, Седа 
) , globally, is a common surname. The last name Седа is habitual in Armenia, where it is quite a common surname, Georgia, and Puerto Rico (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Philippines, the United States, and India. More prevalently, Седа is the forename as well as the last name.