TNH

TNH may refer to:


 * TNH series, the original Czechoslovakian designation of the Panzer 38(t) tank
 * Teresa Nielsen Hayden, a science fiction editor, fanzine writer, and essayist
 * The New Humanitarian, an independent, non-profit news agency
 * The New Hampshire, a student newspaper at the University of New Hampshire
 * Télévision Nationale d'Haïti, a Haitian-government-owned cultural TV station
 * Tonghua Sanyuanpu Airport (IATA code), in Tonghua, China
 * Town of North Hempstead, New York