Ister, The Ister, or Der Ister may refer to:
- The Danube river, known as the Ister in Latin and Istros (Ἴστρος) in Ancient Greek and Thracian
- The Dniester river, known as the Ister in Thracian
- "Der Ister", a poem by Friedrich Hölderlin
- Ister-class frigate, a group of screw frigates ordered for the Royal Navy in the early 1860s
- The Ister (film), a 2004 film directed by David Barison and Daniel Ross
- Tajuria ister, a butterfly of the family Lycaenidae
See also
Topics referred to by the same term