IUA may refer to:
- International Underwriting Association
- International University of Africa
- Irish Union Association
- Irish Unionist Alliance
- Irish Universities Association
- ISDN User Adaptation, one of the protocols in the SIGTRAN family
- Interactive User Access CATIA (V4)
- Intrauterine adhesions (Asherman's syndrome)
This disambiguation page lists articles associated with the title IUA.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: