Ado

Ado or ADO may refer to:

Businesses and organizations

 * ADO (band), a Chinese rock band
 * ADO Den Haag, a football club in the Netherlands
 * Air Do (ICAO:ADO), a Japanese airline
 * Amalgamated Drawing Office, the design and engineering department of the British Motor Corporation (1952–1968)
 * Assyrian Democratic Organization, a political organization in Syria
 * Australian Defence Organisation, the Australian Defence Force and the Australian Department of Defense
 * Autobuses de Oriente, a passenger bus company in Mexico

People

 * Ado (name), a list of people with the given name
 * Ado (singer) (born 2002), a Japanese singer
 * A-do (born 1973), a Singaporean singer
 * Alassane Dramane Ouattara (born 1942), Ivorian politician, often known by his initials ADO
 * Igor Dmitrievich Ado (1910–1983), Russian mathematician

Places

 * Ado Ekiti, a city in Nigeria
 * Ado-Odo, an ancient town in Ogun State, Nigeria

Science and technology

 * ActiveX Data Objects, a Microsoft API
 * Adenosine, a nucleoside
 * ADO.NET, a Microsoft database API
 * Ado's theorem, a theorem in abstract algebra
 * Ampex Digital Optics, a digital video effects system
 * Azure DevOps, a Microsoft software development tool

Other uses

 * Adjora language (ISO 639-3: ado), a Ramu language of Papua New Guinea
 * Andamooka Airport (IATA: ADO), South Australia
 * Assistant District Officer, a subsidiary rank to a District Officer in British colonies
 * Assistant divisional officer, a former rank in British fire brigades