LNH may refer to:

• The Legion of Net.Heroes
• Ligue Nationale de Hockey, the French name for the National Hockey League
• Ligue Nationale de Handball, the French handball League.
• Dirac large numbers hypothesis, a hypothesis in cosmology

• FK Napredok Kičevo
• FKN (disambiguation)
• FK Neftchi Fergana
• FK Neratovice–Byskovice
• FK NFA
• FK Norway
• FK Obod Tashkent
• FK Olimpic
• FK Olympia Prague
• FK Ozeta Dukla Trenčín
• FK Panevėžio Panevėžys
• FK Panevėžys
• FK Partizan (disambiguation)
• FK Partizani Tiranë
• FK Partizani Tiranë B
• FK Partizan Obrsani
• FK Partizan players
• FKP (company)
• FK Pencin–Turnov
• FK Petrovec
• FKPG
• FK Plavinas DM
• FK Plavi Put
• FK Poesevo
• FK Poeševo