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In the world, Langen (兰根 , Langen , Ланген ) is quite a rare largely masculine, but infrequently female first name. The forename Langen is characteristic of Indonesia, where it is a rare gender-neutral name, China, where it is a very rare principally male, but very seldom girly name, and Tanzania, where it is a very rare masculine name. Measured by absolute frequency, it most frequently occurs in China, Indonesia, and India. More frequently, Langen is the last name as well as the forename.