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Family name Lecoeur (Lecoeur
, Lecœur
) , throughout the world, is quite a rare surname. The cognomen Lecoeur is characteristic of Western Europe, particularly France, where it is quite a rare surname, Switzerland, where it is a rare surname, and Netherlands. In absolute terms, it is commonest in Western Europe, particularly France, Netherlands, and Germany. Much less frequently, Lecoeur is the forename as well as the last name.