Die can refer to:

• To die is to undergo death.
• "die" is the singular form of "dice"
• A die is any of several mechanical devices, such as tool for pressing sheet metal, a re-usable mold for casting materials, a nut-like device for making screws, or a block with a hole in it for making wires.
• A die is the substrate of an integrated circuit, whether or not the circuit has been put on it yet.
• Die is a sous-préfecture of the département of Drôme, in France