Vog or VOG may refer to:

• Vog, air pollution resulting from sulfur dioxide emitted by volcanoes

• Video-oculography, an eye-movement measurement technique

• Voices of Gotham, a choir based in New York City, United States

• Volgograd International Airport, Volgograd, Russia

• VOG-17, VOG-25, VOG-30 ammunition for Soviet and Russian-made grenade launchers

• "Voice of God", industry term for a public address announcer