SIV or Siv may refer to:
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OrganizationsEdit
- Federal Executive Council (Yugoslavia) or Savezno izvršno veće (SIV)
- Sydney Intervarsity Choral Festival
- Sheffield International Venues, a facilities management company in Sheffield, UK
- Surinaamse Islamitische Vereniging, an Islamic association in Suriname
PeopleEdit
- Siv (given name), a feminine given name
PlacesEdit
- Siv, Iran, a village in Kurdistan Province, Iran
- Siv Kladenets, a village Haskovo Province, Bulgaria
Science and technologyEdit
- S IV, a shortcut pronoun for the Samsung Galaxy S4 Android smartphone
- Stress migration (Stress-induced voiding), a failure mechanism in MOSFETs
- Key Wrap (Synthetic Initialization Vector), a cryptographic key-wrapping algorithm
- Simian immunodeficiency virus, a virus found in primates and related to HIV
- Swine influenza virus, the cause of influenza in pigs
- Silicon-vacancy center in diamond (Si-V), an optically active defect in diamond
TransportEdit
- SIV, the IATA and FAA code for Sullivan County Airport, Sullivan County, Indiana, USA
- SIV, the National Rail code for St Ives railway station, Cornwall, UK
OtherEdit
- Special Immigrant Visa, a type of immigrant visa in the United States
- Structured investment vehicle, a type of fund in the non-bank financial system