Tiv
Tiv or TIV may refer to:
- Tendency for Interpersonal Victimhood, a recently proposed personality disorder
 - Tiv people, an ethnic nation in West Africa
 - Tiv language, a Southern Bantoid language
 - Time-invariant system
 - Tornado Intercept Vehicle
 - Trivalent influenza vaccine
 - Turbine installation vessel
 - T-IV mine, a Soviet anti-tank mine
 - Fokker T.IV, a Dutch torpedo bomber/maritime reconnaissance floatplane
 - Tivat Airport, by IATA airport code
 - Trend-indicator value, a measure of major conventional weapons delivery volume, developed by Stockholm International Peace Research Institute (SIPRI)
 
People with the name
- Tiv (illustrator), a female South Korean illustrator who currently lives in Japan.
 - Tiv Ol, Cambodian teacher and communist politician