INE, Ine or ine may refer to one of the following:
- Institut für Nukleare Entsorgung
- Instituto Nacional de Estadística (statistics body in a number of hispanophone countries)
- Instituto Nacional de Estadísticas (statistics body in a number of hispanophone countries)
- Instituto Nacional de Estatística (statistics body in Portugal)
- INE, National Rail station code for Ince and Elton railway station, England
- Instituto Nacional de Ecología (Mexican environmental research institution belonging to the Ministry of Environment)
- Ine, Kyoto, a town in Japan
- Ine of Wessex, a king of Wessex (688–726)
ine, the ISO 639-2 and ISO 639-5 codes for Indo-European languages- -ine, a suffix used in chemistry.