| ibis | ibis |
| ibisco | ketmie |
| Ibiza | Ibiza |
| Iblis | Iblis |
| IBM | International Business Machines Corporation |
| IBM Broadway | Broadway |
| IBM Deep Blue | Deep Blue |
| IBM Roadrunner | Roadrunner |
| Ibn al-Athir | Ali Ibn al-Athîr |
| Ibn Arabi | Ibn Arabî |
| Ibn Battuta | Ibn Battûta |
| Ibn Khaldun | Ibn Khaldoun |
| Ibn Taymiyya | Ibn Taymiyyah |
| Ibrahim Egal | Mohamed Ibrahim Egal |
| Ibrahim I | Ibrahim Ier |
| İbrahim Kutluay | İbrahim Kutluay |
| Ibrahim Rugova | Ibrahim Rugova |
| Ibrahima Sory Camara | Ibrahima Sory Camara |
| ibridizzazione | hybridation |
| ibrido | hybride |
| Ibridoma | Hybridome |
| Ibuprofene | Ibuprofène |
| IC | IC |
| Ica | Ica |
| ICANN | Internet Corporation for Assigned Names and Numbers |
| Icaria | Ikaria |
| Icaro | Icare |
| ICBJA | ICBJA aikijūjutsu |
| ICCF | International Correspondence Chess Federation |
| ICE | In Case of Emergency |
| Ice Cube | Ice Cube |
| Ice Princess | Ice Princess |
| Ice T | Ice-T |
| iceberg | iceberg |
| Icecast | Icecast |
| IceCube | IceCube |
| Iced Earth | Iced Earth |
| Icelandair | Icelandair |
| Iceni | Iceni |
| Icerya purchasi | Icerya purchasi |
| IceWeasel | IceWeasel |
| ICH | ICH |
| IChat | IChat |
| Ichi the Killer | Ichi the Killer |
| Ichigo Mashimaro | Les Petites fraises |
| Ichihara | Ichihara |
| Ichikawa | Ichikawa |
| Ichinomiya | Ichinomiya |
| Ichiro Hatoyama | Ichirō Hatoyama |
| Ichirō Mizuki | Ichirō Mizuki |
| Ichneumonidae | Ichneumonidae |
| Ichneumonoidea | Ichneumonoidea |
| Ichtershausen | Ichtershausen |
| Ichthyophis glutinosus | Ichthyophis glutinosus |
| Ichthyornis | Ichthyornis |
| Ichthyornis dispar | Ichthyornis |
| Ichthyosauria | Ichthyosaure |
| Ichthyostega | Ichthyostega |
| Ichthys | Ichtus |
| Iclod | Iclod |
| ICMP | Internet Control Message Protocol |
| Ico | ICO |
| Icogne | Icogne |
| icona | icône |
