Surname Садака (Sadaka 
, Садака 
) , in the world, is quite a common cognomen. The family name Садака is characteristic of Lebanon, where it is quite a common surname, Egypt, where it is quite a rare surname, and United Arab Emirates. In absolute terms, it is the most numerous in Lebanon, Egypt, and Iraq. Very seldom, Садака is the forename as well as the last name.