An uncrewed vehicle or unmanned vehicle is a vehicle without a person on board. Uncrewed vehicles can either be remote controlled or remote guided vehicles, or they can be autonomous vehicles which are capable of sensing their environment and navigating on their own.
- Unmanned ground vehicle (UGV), such as the autonomous car
- Unmanned aerial vehicle (UAV), unmanned aircraft commonly known as a "drone"
- Unmanned surface vehicle (USV), for the operation on the surface of the water
- Unmanned underwater vehicle (UUV) sometimes known as underwater drone, for the operation underwater
- Unmanned spacecraft, both remote controlled ("unmanned space mission") and autonomous ("robotic spacecraft" or "space probe")