Zephir may refer to:
- a fictional character associated with Babar the Elephant
- Thierry Zéphir (born 19??), French author and curator
- Vehicles and transportation
- Fouga Zéphir, a French carrier jet trainer
- Piel Zephir, a French racing airplane
- D-ARUN Zephir, a Lufthansa airliner, see Dornier Do 18
- French frigate Zéphir (1706), see List of French sail frigates
- German torpedo boat Zephir, see List of naval ships of Germany
- rail-road shunting vehicles manufacturer, see Rail car mover
- Zephir, a ship involved in the escape of Napoleon from Elba in 1815.
- Other
- Zephir (programming language), a programming language based on PHP and C
- A Laser Doppler anemometer called ZephIR developed by QinetiQ and licensed to a Renewable Energy consultancy called Natural Power