LMI can mean:
- Lenders mortgage insurance
- Liberty Media International, a media-company in the United States of America
- Linear matrix inequality
- Linux Mark Institute
- Lisp Machines, Inc.
- Local Management Interface, a frame-relay term
- Log management and intelligence, in computer systems management
- Low and moderate income, borrower-type in loan-underwriting)
- Leo Minor constellation standard IAU abbreviation, LMi