GGM may refer to:
- Gabriel García Márquez - Colombian writer, 1982 Nobel Prize in Literature
- George Gordon Meade - A Union Major General during the American Civil War.
- Goodness Gracious Me (disambiguation) - multiple uses
- Generic group model - Cryptographic model that abstracts from concrete representations of an algebraic group.
- Gordon Growth Model - Method of valuing stock
- Gwap Getta Music - Hip hop music group also known as GGM.