A warg (an anglicised form of Old Norse vargr) is a fictional demonic species of wolves created by J.R.R. Tolkien.

Warg or WARG may also refer to:

Warg, Afghanistan, a village WARG, a radio station from Argo Community High School in Summit, Illinois Warg, a person able to enter the mind of an animal and control their actions, synonymous with skinchanger in the A Song of Ice and Fire / Game of Thrones franchise

People with the surname Cajsa Warg (1703–1769), Swedish cookbook author Fredrik Warg (born 1979), Swedish ice hockey player Gottfrid Svartholm (born 1984), Swedish computer specialist and co-founder of The Pirate Bay Stefan Warg (born 1990), Swedish ice hockey player

See also Varg (disambiguation) WORG (disambiguation)