Polestar is an electric vehicle 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)
  • Polar Star (Decembrist journal)
  • Polar Star (Herzen) [ru]
• Operation Polar Star, World War II Soviet military operation

• Polestar an the alias of Cosmic Boy, a DC Comics superhero in the Legion of Super-Heroes
• Polestar (comics), a Spider-Man villain
• Polar Star (novel), a 1989 novel by Martin Cruz Smith
• "Polar Star" (song), a song by F.T. Island

• MS Polstjerna, a former Norwegian sealing ship
• MV Polar Star, a former cruise ship by Polar Star Expeditions
• NLV Pole Star, a lighthouse tender vessel
• RV Polarstern, a German research icebreaker
• USCGC Polar Star (WAGB-10), an icebreaker

• Polestar Xeus, a solution for monitoring cloud systems
• Polar (cataclysmic variable star), a type of star
• Order of the Polar Star Swedish order of Chivalry
• Order of the Polar Star (Norway)
• Polaris (disambiguation)