| TIARA | Tactical Intelligence Analysis and Reporting Application 
| Others |
| TIARA | Tactical Intelligence And Related Activities
| Others |
| TIARA | Tamworth Independent Artists Recognition Award
| Others |
| TIARA | Tamworth Independent Artists Recognition Awards
| Others |
| TIARA | Test Infrastructure and Accelerator Research Area
| Others |
| TIARA | Text Insight Via Automated Responsive Analysis
| Others |
| TIARA | The Irish Ancestral Research Association
| Others |
| TIARA | This Is A Recursive Acronym
| Others |
| TIARA | Timely Information for All Relevant and Affordable
| Others |
| TIARA | Togetherness, Independence, Academic, Respect, Achievement
| Others |