Family name Longen (龙恩 
, Longen 
) , all around the world, is quite a rare surname. The cognomen Longen is characteristic of Brazil, where it is a rare surname, Germany, and Switzerland, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Brazil, Germany, and China. Also, Longen is the forename as well as the last name.
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emil artur longen Czech playwright, actor, painter, director and writer (1885-1936), CZ (b. 1885) |
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| willians cassiano longen researcher |
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