Undine, Undines, Undina, or Ondine are sometimes interchangeable and may refer to:
In literature and painting:
- Ondine (Ashton) a ballet by Sir Frederick Ashton made on Dame Margot Fonteyn to Hans Werner Henze's music at the Royal Ballet (1958)
- Undine (ballet), music by Hans Werner Henze (1956–57), choreographed by Sir Frederick Ashton
- Ondine (Perrot), a ballet by Jules Perrot (1843) to Cesare Pugni's music and based on de la Motte Fouqué's novel
- Ondine (Pugni), music by Cesare Pugni (1843) for Jules Perrot's ballet
In video games:
- Undine is one of the eight elemental spirits featured in the Mana series. Unsurprisingly, Undine represents the water element.
- Undine, one of the four races in Oblivion in Primal
- Ondine, the princess of the Clancers in Mischief Makers
- Undine, a water spirit in Namco's Tales role-playing game series
- Undine, one of the wing-spirits of Dizzy, a character in the Guilty Gear fighting game series
- Undine, one of the souls in Castlevania: Aria of Sorrow which allows you to walk on water.
- Undine, a water-dwelling race in Riviera: The Promised Land.
In popular culture: