TNG may refer to:
Polities Territory of New Guinea, 1920–1949 Transitional National Government of Somalia, 2000–2004
Science and technology Telescopio Nazionale Galileo, La Palma, Canaries The Next Generation of Genealogy Sitebuilding, genealogy software Trans–New Guinea languages, in linguistics, the Papuan language family Trinitroglycerin, a chemical explosive Samba TNG, a fork of the Samba networking protocol
Television Star Trek: The Next Generation, an American science fiction series Degrassi: The Next Generation, a Canadian teen drama The Newlywed Game, an American game show Speed Racer: The Next Generation, an American animated series
Transport TN'G, a motor scooter brand of CMSI Tangerang railway station, Indonesia (station code: TNG) Tangier Ibn Battouta Airport, Morocco (IATA: TNG) Touch 'n Go, a Malaysian toll system
Other uses Kazakhstani tenge (ISO 4217 currency code), the currency of Kazakhstan
See also T&G (disambiguation)