- Ariel is a spirit who was a servant of Prospero in William Shakespeare's play The Tempest.
- Ariel is the chief of the sylphs serving Belinda in Alexander Pope's poem The Rape of the Lock.
- Ariel is a moon of Uranus discovered in 1851 by William Lassell.
- Ariel, West Bank is an Israeli settlement in the West Bank, between Nablus and Ramallah.
- Ariel is a Hebrew name meaning "lion of God." Other Variants include: Arielle, Ariele, Ariella
- Ariel is a washing powder brand of Procter & Gamble.
- Ariel is a UK car company [1]. The name is inherited from a lineage of carss, motorcycles and bicycles going back to 1871.