GGI

GGI may refer to:


 * Galileo Galilei Institute for Theoretical Physics, near Florence, Italy
 * General Glass Industries, a defunct American glassmaker
 * General Graphics Interface
 * Global Governance Institute, a Belgian think tank
 * Grinnell Regional Airport, in Iowa, United States
 * Guardian Girls International, an international NGO
 * Gullah Gullah Island, an American television series