Ilmen may refer to:
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Lake Ilmen
Lake Ilmen ( rus, И́льмень, p=ˈilʲmʲɪnʲ) is a large lake in the Novgorod Oblast of Russia. A historically important lake, it formed a vital part of the medieval trade route from the Varangians to the Greeks. The city of Novgorod - wh ...
, a lake in Russia
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Il’mena
''Lydia'' was a United States, US merchant ship that sailed on maritime fur trade, maritime fur trading ventures in the early 1800s. In December 1813 it was sold to the Russian–American Company and renamed ''Il'mena'', also spelled ''Ilmena'' ...
'', a Russian ship
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Middle-earth cosmology#Ilmen, an atmospheric region of J. R. R. Tolkien's Middle-earth stories
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