Eru
Eru is
- A name of the god Tyr in Norse mythology
- The Creator God in the Roman world of JRR Tolkien, see figures in Tolkien's world Eru Ilúvatar #
ERU referred
- Emergency Response Unit, the Emergency Unit of the Red Cross
- Emission Reduction Unit, emission reduction credits under the Joint Implementation
- Egyptian Russian University in Cairo
- Disambiguation
- Abbreviation