EUI may refer to:
- Electronically controlled unit injector
- Energy use intensity
- European unemployment insurance
- European University Institute, in Florence, Italy
- Extended Unique Identifier
- Europa Universalis, the first instalment within the Europa Universalis video game series
This disambiguation page lists articles associated with the title EUI.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: