FV may stand for:
The FV101 Scorpion is a British armoured reconnaissance vehicle. It was the lead vehicle and the fire support type in the Combat Vehicle Reconnaissance (Tracked), CVR(T), family of seven armoured vehicles.
The FV Cornelia Marie was one of the commercial crab fishing boats featured on the Discovery Channel series Deadliest Catch.
FV103 Spartan is a tracked armoured personnel carrier of the British Army. It was developed as the APC variant of the Combat Vehicle Reconnaissance (Tracked) family.
The FV432 is the armoured personnel carrier variant of the British Army's FV430 series of armoured fighting vehicles.
The fishing vessel Gaul was a deep sea factory ship based at Hull, United Kingdom. She was built in 1972 by Brooke Marine of Lowestoft for the Ranger Fishing company and registered at North Shields as Ranger Castor, SN18 but renamed when Ranger Fishing was bought by British United Trawlers and re-registered at Hull as Gaul, H243. She sank some time on the night of 8-9 February 1974 in storm conditions in the Barents Sea, north of Norway.
The F Virtual Window Manager (The F currently has no official meaning) is a virtual window manager for the X Window System.