TGN is an abbreviation which can mean
- Thai Global Network - a Thai satellite television channel
- Tyco Global Network - a set of mostly international submarine communications cable systems laid by Tyco Submarine Systems (formerly part of AT&T - AT&T SSI) and operated by Tyco Telecommunications, part of Tyco International. Tyco Telecommunications was subsequently acquired by VSNL. The cable systems are/were VSNL Northern Europe, VSNL Western Europe, VSNL Transatlantic, and VSNL Transpacific.
- The Generations Network, operator of Ancestry.com, MyFamily.com and other family history and family connection websites. Formerly "MyFamily.com, Inc."
- Trans Golgi network - a part of the golgi apparatus in cells.
- 'Task Group N', originally the 'High Throughput Study Group' tasked with developing the wireless LAN standard IEEE 802.11n
- Protein Thyroglobulin
- Getty Thesaurus of Geographic Names - controlled vocabulary of geographic places maintained by the Getty Vocabulary Program
- TGN1412, a drug that failed in clinical trials on humans
TGN is also the base callsign of Radio Cultural in Guatemala.
TGN is a class A A.M. radio station operating in Guatemala City, Guatemala. It transmits with a power of 10,000 watts on 730 kHz. It airs religious programming to Guatemala.
Category:1950 establishments in Guatemala Category:Guatemala City Category:Radio stations established in 1950 Category:Radio stations in Guatemala