NHN may refer to:
*
NHN Corporation, the previous name of South Korean firm which later split into
Naver Corporation and
NHN Corporation
*
Nickel hydrazine nitrate
Nickel hydrazine nitrate (NHN), (chemical formula: i(N2H4)3NO3)2 is an energetic material having explosive
properties in between that of primary explosive and a secondary explosive. It is a salt of a coordination compound of nickel with a reacti ...
, an explosive
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Normalhöhennull, the standard geographical height system used in Germany
*
New Hampshire Northcoast Corporation
The New Hampshire Northcoast Corporation is a Class III railroad owned by Boston Sand & Gravel and offering freight service in parts of New Hampshire and Massachusetts in the United States. The company owns of the former Boston and Maine Cor ...
, a US railroad company
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