Magog may refer to:
- Magog (Bible), a grandson of Noah in the Old Testament
- Gog and Magog, a Biblical pair (also called as Yajooj and Majooj in the Quran)
- Magog, Quebec, a town in southern Quebec, Canada
- Magog (Andromeda), a fictional race in the television series Andromeda
- Magog (comics), anti-hero in DC Comics' Kingdom Come miniseries
- Magog, a nickname given within the Skull and Bones collegiate secret society
- Magog, a 1972 novel by Andrew Sinclair
- Magog, a Heroes of Might and Magic "Infernal" creature, which throw fireballs at range.