Indo may refer to:
- Indo-, prefix indicating India
- Examples of words with Indo- prefix: Indology, Indologist, Indomania, Indophobia, Indophile, and Indo-European
- Indo people, people of mixed European and Indonesian ancestry
- INDO, the Intermediate Neglect of Differential Overlap semi-empirical method
- Indo (apple), an apple cultivar
- Irish Independent, commonly nicknamed 'The Indo'
- Cannabis (drug), known by the slang term 'endo' or 'indo'
- An abbreviation of "Indonesia"