Guardian
Guardian may refer to:
- Guardian (BattleMech), the 15-ton ultralight BattleMech
- Guardian (Conventional Fighter), the close air support fighter
- Guardian (Individual Excalibur-class DropShip), Federated Commonwealth DropShip
- Guardian (Individual Union-class DropShip), Draconis Combine DropShip
- Guardian ECM Suite, the electronics equipment
- Guardian of the State, or Guardian for short, is the Outworlds Alliance military rank equivalent to a sergeant
- Guardians, a short story by Loren L. Coleman published in Total Warfare