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In the world, סידוניה (Sidonia , Sydonia , סידוניה ) is quite a rare feminine first name. The first name סידוניה is characteristic of Georgia, where it is quite a rare girly name, Israel, and Romania. In absolute terms, it is the most numerous in Mexico, Romania, and Brazil. Much less frequently, סידוניה is the last name as well as the forename.
סידוניה is also a name for the fictitious and mythical characters: .