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Family name Losse (Losse
, Lossen
) , throughout the world, is quite a rare last name. The cognomen Losse is habitual in Western Europe, particularly Germany, where it is quite a rare surname, Netherlands, where it is a rare surname, and Switzerland. In absolute terms, it is the most numerous in Germany, the United States, and France. Very seldom, Losse is the forename as well as the last name.