Dir
- Askold and Dir
- California Department of Industrial Relations
- De Imperatoribus Romanis
- Department of Industrial Relations (1978–1982)
- Department of Industrial Relations (1987–1997)
- Detroit International Riverfront
- Developmental, Individual differences, Relationship-based
- Digital Instrumentation Recorder
- Digitally Imported Radio
- Dir (city)
- Dir (clan)
- Dir (princely state)
- Dir (region)
- Dir (union council)
- Dirr (disambiguation)
- Doing It Right (scuba diving)
- Duerr (disambiguation)
- Durr (disambiguation)
- HTML element
- MRI sequence
- Texas Department of Information Resources