| Intercontinental Cup | InterContinental Hotels Group | Intercooler |
| Intercoop | Intercostal muskler | Intercostalmuskler |
| Interdependens | Interdevotjka | Interdikt |
| Interdisciplinaritet | Interdoc | Interdoc (antikommunistisk organisation) |
| Interessante-tal-paradokset | Interesseforening | Interessent |
| Interessentanalyse | Interessentselskab | Interessentskab |
| Interesseorganisation | Interessetime | Interface |
| Interfax | Interferens | Interferometri |
| Interferon | Interfiks | Interfix |
| Interflora | InterForce | Interfrisisk Råd |
| Intergalaktisk kosmisk stråling | Intergalaktisk rejse | Intergalaktiske kosmiske stråler |
| Interglacial | Intergovermentalisme | Interiør |
| Interiør fra Strandgade 30 | Interiør med kunstnerens staffeli, Bredgade 25 | Interiør. Musikværelset, Strandgade 30 |
| Interiørbillede | Interior | Interjektion |
| Interkalation (tidsregning) | Interkalationsmåned | Interkøn |
| Interkønnede | Interkønnethed | Interkom kom ind |
| Interkom Kom Ind | Interkommunal enhed | Interkommunal enhed (Frankrig) |
| Interkommunal enhed i Frankrig | Interkontinental ballistisk missil | Interkontinentale ballistiske missiler |
| Interkontinentale Cup | Interkontinentale motorvejsnet | Interkontinentalt ballistisk missil |
| Interkostal muskler | Interkostalmuskler | Interkultur |
| Interkulturel kommunikation | Interkulturelle kompetencer | Interkulturelt samfund |
| Interlagos | Interlaken | Interlingue |
| Interlingue (Occidental) | Interloire | Intermarché-Circus-Wanty |
| Intermarché-Wanty-Gobert Matériaux | Intermarche-Circus-Wanty | Intermarche-Wanty-Gobert Materiaux |
| Intermediate Capital Group | Intermedium | Intermezzo |
| Intermezzo (flertydig) | Intermezzo II | Intermission |
| Intermission (eksperimentalfilm) | Intermodal godstransport | Intermolekylar |
| Intermolekylær | Intermolekylær kraft | Intermolekylære kræfter |
| Intern forbrændingsmotor | Intern konversion | Intern medicin |
| Intern medicin: endokrinologi | Intern medicin: gastroenterologi og hepatologi | Intern medicin: geriatri |
| Intern medicin: hæmatologi | Intern medicin: kardiologi | Intern medicin: lungesygdomme |
| Intern OAM | Internacia Fervojista Esperanto-Federacio | Internacional |
| Internalisere | Internaliserer | Internaliseret |
| Internalisering | International | International (flertydig) |
| International 2.4 Metre | International 606 | International Advertising Association |
| International Air Transport Association | International Airlines Group | International Alliance of Research Universities |
| International Alliance of Women | International Alphabet of Sanskrit Transliteration | International anerkendelse af Republikken Krim |
| International Art Festival | International Article Number | International Article Number (EAN) |
| International Association for Plant Taxonomy | International Association of Athletics Federations | International Astronautical Federation |
| International Astronomical Union | International Atomtid | International økonomi |
| International Baccalaureate | International Baccalaureate Diploma Programme | International Baccalaureate Organization |
| International Badminton Federation | International Bandy Federation | International Biathlon Union |
| International Bitterness Units | International Boxing Association | International Boxing Federation |
| International Boxing Hall of Fame | International Boxing Union | International Budokan Kendo Federation |
| International Budokan Kendo Federation (IBKF) | International Bureau of Weights and Measures | International Business College |
| International Business Machines | International Business Machines Corporation | International Campaign to Abolish Nuclear Weapons |
| International Center for Business and Politics | International Chamber of Commerce | International Chemical Identifier |
| International Cities of Refuge Network | International Civil Aviation Organisation | International Civil Aviation Organization |
| International Classification of Diseases, Injuries and Causes of Death | International Coach Federation | International Coaching Council |
| International Code of Botanical Nomenclature | International Code of Nomenclature for algae, fungi, and plants | International Code of Zoological Nomenclature |
| International codex for botanisk nomenklatur | International Color Consortium | International Commission of Agricultural and Biosystems Engineering |
| International Commission of Agricultural Engineering | International Correspondence Chess Federation | International Council of Academies of Engineering and Technological Sciences |
| International Council of Museums | International Cricket Council | International Cricket Councils medlemmer |
| International Criminal Police Comission | International Criminal Police Organization | International Crisis Group |
| International Curling Federation | International databeskyttelsesdag | International Day Against Homophobia, Transphobia and Biphobia |
| International Democrat Union | International Demokratisk Union | International Documentary Film Festival Amsterdam |
| International Electrotechnical Commission | International Exhibition (1862) | International Exhibition Centre |
| International Falls | International Falls (Minnesota) | International Federation of American Football |
| International Federation of Association Football | International Federation of Freight Forwarders Associations | International Federation of Freight Forwarders Associations (FIATA) |
| International Federation of Journalists | International Federation of Liberal and Radical Youth | International Federation of Liberal Youth |
| International Federation of Medical Students Association | International Federation of Phonogram and Videogram Producers | International Federation of the Phonographic Industry |
| International Financial Reporting Standards | International Floorball Federation | International Folkebåd |
| International Football Association Board | International Handball Federation | International handel med primater |
| International Harvester | International Herald Tribune | International Hockey League (1992-96) |
| International Humanistisk-Etisk Union | International Hydrographic Organization | International Ice Hockey Federation |
| International Institute for Strategic Studies | International Kendo Federation | International Kicksle and Scooter Association |
| International Kicksled and Scooter Association | International korrespondance skakstormester | International kvindedag |
| International Labour Organisation | International Labour Organization | International Lawn Tennis Challenge 1900 |
| International Lawn Tennis Challenge 1902 | International Lawn Tennis Challenge 1903 | International Lawn Tennis Challenge 1904 |
| International Lawn Tennis Challenge 1905 | International Lawn Tennis Federation | International Lawn-Tennis Federation |
| International League | International League for Human Rights | International League of Antiquarian Booksellers |
| International League of Conservation Phographers | International League of Conservation Photographers | International Lesbian, Gay, Bisexual, Trans and Intersex Association |
| International Marching League | International Maritime Bureau | International Maritime Organisation |
| International Maritime Organization | International Martial Arts Federation | International Martial Arts Federation - Kendo |
| International Marxistisk Tendens | International Matematik Olympiade | International Mathematical Union |
| International Medical Cooperation Committee | International Medical University | International mester |
| International mil | International mile | International Military Sports Council |
| International Military Tribunal for the Far East | International Mineralogical Association | International Missionary Council |
| International modersmålsdag | International Monetary Fund | International Music Score Library Project |
| International nautisk mil | International nødfrekvens | International Nuclear Event Scale |
| International Olympiad in Informatics | International Olympic Committee | International organisation |
| International Organisation for Biologisk Bekæmpelse | International Organisation for Biologisk Bekæmpelse (IOBC) | International Organisation of Good Templars |
| International Organization for Migration | International Organization for Standardization | International Paper |
| International PEN | International Phonetic Alphabet | International Plant Names Index |
| International politik | International Politik | International Politik NU |
| International politik:liberalisme | International politik:realisme | International Politisk Økonomi |
| International Press Telecommunications Council | International privatret | International radiofoni |
| International Reporter | International ret | International Sailing Federation |
| International sømil | International søvndag | International Securities Identification Number |
| International securities identification number | International Security Assistance Force | International Service System |
| International Ship and Port Facility Security | International Ski Federation | International Slankefri Dag |
| International Society for Pharmacoepidemiology | International Space Station | International spejderlejer |
| International Standard Bibliographic Description | International Standard Book Number | International Standard Name Identifier |
| International Standard Serial Number | International stormester | International svarkupon |
| International Talk Like a Pirate Day | International Telecommunication Union | International Telecommunication Union, ITU Radiocommunication Sector |
| International Telecommunication Union, Telecommunication standardization sector | International Telecommunications Union | International telefonkode |
| International Tennis Federation | International Tennis Hall of Fame | International Thermonuclear Experimental Reactor |
| International tlfkode | International Tour of Rhodes 2017 | International Tour of Rhodes 2018 |
| International Tour of Rhodes 2021 | International traktat om planter som genetiske ressourcer for føde og landbrug | International Union for Conservation of Nature |
| International Union for the Conservation of Nature and Natural Resources | International Union of Architects | International Union of Geological Sciences |
