| Iaidō | Iaido |
| Iain Banks | Iain Banks |
| Iaitō | Iaito |
| Iajuddin Ahmed | Iajuddin Ahmed |
| Ialomiţa County | Ialomiţa |
| Ialomiţa River | Ialomiţa |
| Iam | Yatzy |
| Ian Anderson | Ian Anderson |
| Ian Ashley | Ian Ashley |
| Ian Campbell | Ian Campbell |
| Ian Curtis | Ian Curtis |
| Ian Dury | Ian Dury |
| Ian Fleming | Ian Fleming |
| Ian Gillan | Ian Gillan |
| Ian Haugland | Ian Haugland |
| Ian Hill | Ian Hill |
| Ian Holm | Ian Holm |
| Ian Hunter | Ian Hunter |
| Ian Kershaw | Ian Kershaw |
| Ian Laperriere | Ian Laperriere |
| Ian McDiarmid | Ian McDiarmid |
| Ian McEwan | Ian McEwan |
| Ian McKellen | Ian McKellen |
| Ian Paice | Ian Paice |
| Ian Paisley | Ian Paisley |
| Ian Rush | Ian Rush |
| Ian Smith | Ian Smith |
| Ian Somerhalder | Ian Somerhalder |
| Ian Stewart | Ian Stewart |
| Ian Stuart Donaldson | Ian Stuart |
| Ian Thorpe | Ian Thorpe |
| Iannis Xenakis | Iannis Xenakis |
| Iapetus | Japetus |
| Iarnród Éireann | IE |
| IATA airport code | Flygplatskoder |
| IATA code | Flygplatskoder |
| Iatrogenesis | Iatrogen |
| Iaşi | Iaşi |
| Iaşi County | Iaşi |
| IB | IB |
| IB Diploma Programme | International Baccalaureate Diploma Programme |
| Ibadi | Ibadi |
| Ibagué | Ibagué |
| Iban Iriondo | Iban Iriondo |
| Iban Mayo | Iban Mayo |
| Ibanez | Ibanez |
| Ibaraki Prefecture | Ibaraki prefektur |
| IBD registry | Ulcerös colit |
| Iberia | Iberia |
| Iberia Airlines | Iberia |
| Iberian | Spanien |
| Iberian Chiffchaff | Iberisk gransångare |
| Iberian Lynx | Panterlo |
| Iberian Peninsula | Iberiska halvön |
| Iberian Romance languages | Iberoromanska språk |
| Iberians | Iberer |
| Iberworld | Iberworld |
| Ibestad | Ibestad kommun |
| ibex | stenbock |
| ibis | ibis |
| Ibiza | Ibiza |
| Ibiza Town | Ibiza |
| Iblis | Satan |
| IBM | IBM |
| IBM Deep Blue | Deep Blue |
| IBM Information Management System | IMS |
| IBM Lotus Approach | Lotus Approach |
| IBM Lotus Notes | Lotus Notes |
| IBM Lotus Word Pro | Lotus Word Pro |
| IBM PC-DOS | PC-DOS |
| IBM Personal Computer | IBM PC |
| IBM Rational ClearCase | Rational ClearCase |
| IBM Rational Unified Process | Rational Unified Process |
| IBM RPG | RPG |
| IBM System R | IBM System R |
| IBM System x | System x |
| IBM System z | System z |
| IBM Systems Network Architecture | Systems Network Architecture |
| IBM Tivoli | Tivoli |
| IBM Tivoli Framework | Tivoli |
| IBM Tivoli Storage Manager | Tivoli Storage Manager |
| IBM WebSphere | Websphere |
| IBM zSeries | System z |
| Ibn al-Nafis | Ibn al-Nafis |
| Ibn Battuta | Ibn Battuta |
| Ibn Khaldun | Ibn Khaldun |
| Ibn Saud of Saudi Arabia | Ibn Saud |
| Iboga | Ibogain |
| Ibogaine | Ibogain |
| Ibolya Oláh | Ibolya Oláh |
| IBook | IBook |
| Ibrahim Abboud | Ibrahim Abboud |
| İbrahim Akın | İbrahim Akın |
| Ibrahim al-Hamadi | Ibrahim al-Hamadi |
| Ibrahim al-Jaafari | Ibrahim al-Jaafari |
| Ibrahim Gambari | Ibrahim Gambari |
| Ibrahim I | Ibrahim |
| Ibrahim ibn al-Walid | Ibrahim |
| Ibrahim Kodra | Ibrahim Kodra |
| Ibrahim Rugova | Ibrahim Rugova |
| Ibrahim Yattara | Ibrahim Yattara |
| Ibrox Stadium | Ibrox Stadium |
| Ibrány | Ibrány |
| Ibuprofen | Ibuprofen |
| Ibycus | Ibykos |
| Ica | Ica |
| Ica Province | Ica |
| Ica Region | Ica |
| Ica stones | Ica-stenar |
| ICANN | ICANN |
| ICAO airport code | Flygplatskoder |
| Icarus | Ikaros |
| ICBM | Interkontinental ballistisk robot |
| ICC Profile | ICC-profiler |
| ICD | ICD |
| ice | glass |
