IRD
IRD or Ird may refer to the following:

Ird (Bedouin), a Bedouin honor code for women
Ird, alternate name of Arad, Iran, a city in Fars Province
Ishwardi Airport (IATA airport code)
Kaarel Ird (1909–1986), Estonian theatre leader, director and actorAs an initialism, IRD may refer to:

Illinois Refining Division, a division of Marathon Petroleum Corporation located in Robinson, Illinois.
Influenza Research Database, a publicly available database and analysis resource for influenza virus research
Inland Revenue Department (disambiguation), in some countries
Integrated receiver/decoder
Institut de recherche pour le développement ("Institute of research for development"), a French scientific institution dedicated to the development of tropical countries
Intelligent Resource Director, on IBM mainframes
International Relief and Development Inc., a USAID grantee
Internet radio device
Institute on Religion and Democracy, a conservative Christian organization
Information Research Department, a former department of the British Foreign Office
"Image Replacement Document", another name for Substitute check as defined in the Check Clearing for the 21st Century Act (Check 21)
Interest rate derivative, a financial instrument
Interest Rate Differential (IRD), weighs the contrast in interest rates between two similar interest-bearing assets
Ice rafted debris
International Road Dynamics
Inherited Retinal Disease