GFZ
| Acronym | Definition |
|---|---|
| GFZ | Geoforschungszentrum (Potsdam, Germany) |
| GFZ | Gun Free Zone (various locations) |
| GFZ | Gun-Free Zone |
| GFZ | Greenflower Zone (gaming; Sonic Robo Blast) |
| GFZ | Gay Friend Zone |
| GFZ | German Fun Zocker (gaming clan) |
| GFZ | Grenade Free Zone |
| GFZ | Garlock Fault Zone (California) |