Registrar
- Companies Registry
- County registrar
- Domain name registrar
- Drop registrar
- Ministry of Finance (Malaysia)
- Office of the Registrar of Indigenous Corporations
- Pool Registrar
- Register (disambiguation)
- Register office (United Kingdom)
- Registrar (Church of England)
- Registrar (Hong Kong)
- Registrar (education)
- Registrar (law)
- Registrar (medicine)
- Registrar (museum)
- Registrar (software)
- Registrar General of Canada
- Registrar General's Department
- Registrar General's Department (Hong Kong)
- Registrar general
- Registrar of Companies, India
- Registrar of Copyrights (disambiguation)
- Registrar of Imported Vehicles
- Registrar of the University of Oxford
- Registrar of the treasury
- Registry (disambiguation)
- SIP registrar
- Senior registrar