SGN
SGN stands for:
- Tan Son Nhat Airport (IATA code), Vietnam's largest international airport in Ho Chi Minh City
- Swiss Society for Nuclear Medicine
- Senckenberg Society for Nature Research (until November 2008: Senckenberg Natural Research Society - SNG ), non-profit organization
- SG Neukölln Berlin
sgn stands for:
- Sign languages (ISO-639-2 code), see list of sign languages
- Signum function , a mathematical function
