Flamethrower may refer to:
- M2 Flamethrower - A flamethrower used in Call of Duty: World at War.
- Flammenwerfer 41 - A flamethrower used in Call of Duty: United Offensive.
- Flamethrower (attachment) - A weapon attachment in Call of Duty: Black Ops.
- CLAW Flamethrower - A weapon that can be added to the CLAW unit Brutus in Call of Duty: Black Ops II.
- Flamethrower (Advanced Warfare) - An unobtainable weapon in the Exo Zombies map Descent in Call of Duty: Advanced Warfare.
- Purifier - A Specialist Weapon used by Firebreak in Call of Duty: Black Ops III.