FNM may refer to:
Companies Fannie Mae, an American mortgage guarantor Fábrica Nacional de Motores, a defunct Brazilian automobile manufacturer Fábrica Nacional de Mobilidades, a Brazilian automotive manufacturer Fábrica Nacional de Munições de Armas Ligeiras, a defunct Portuguese munitions manufacturer Ferrocarriles Nacionales de México, Mexico's national railway company Ferrovie Nord Milano, an Italian transport company
Football F.C. Nassaji Mazandaran, an Iranian football club in Qa'em Shahr, Mazandaran, Iran FC Nika Moscow, a Russian association football club FC Nyva Myronivka, a Ukrainian football club from Myronivka, Kyiv Oblast FK Nov Milenium, a football club in Sušica near Strumica, Macedonia
Music Faith No More, an American alternative metal band "Free Nelson Mandela", a 1984 song by The Special A.K.A.
Other Fake News Media Florence Nightingale Medal, created by the Red Cross Florida Naval Militia, a defunct military reserve of the United States Navy Free National Movement, a Bahamian political party Friday Night Magic, a Magic: The Gathering tournament Filem Negara Malaysia, a defunct agency of the government of Malaysia