Polestar is the official Volvo Cars performance company and brand.
Pole star, polestar or polar star may refer to:
- Pole star, a bright star that is approximately aligned with the axis of rotation of a planet
- Polaris, North Pole star of the Earth
- Polestar, a monument in Letterkenny
- Polestar, the company of Philip Segal
- Polestar, developer of the Japan-exclusive game Magical Pop'n
- Polestar Book Publishers, a literary book publishing division owned by Raincoast
- Polestar Racing Group, an American motorsport team currently competing in the Atlantic Championship
- Polestar Racing, a Swedish motorsport team currently competing in the STCC and V8 SuperCars Championship
- Polestar Preschool, an area in the SNES RPG EarthBound
- Polyarnaya Zvezda (disambiguation) (Russian-language titles)
- Operation Polar Star, World War II Soviet military operation