| Irvingia excelsa | Irvingia gabonensis | Irvingia grandifolia |
| Irvingia malayana | Irvingia robur | Irvingia smithii |
| Irvingia tenuinucleata | Irvingiaceae | Irvington, Illinois |
| Irvington, Quận Kossuth, Iowa | Irvington, Quận Washington, Illinois | Irvona, Pennsylvania |
| Irwin Murray Brodo | Irwin Rose | Irwin, Illinois |
| Irwin, Iowa | Irwin, Pennsylvania | Irwin, Quận Venango, Pennsylvania |
| Irwinomyia argentea | Irwinomyia aurea | Irxleben |
| Iry-Hor | Iryanthera campinae | Iryanthera coriacea |
| Iryanthera crassifolia | Iryanthera dialyandra | Iryanthera elliptica |
| Iryanthera grandis | Iryanthera hostmannii | Iryanthera juruensis |
| Iryanthera laevis | Iryanthera lancifolia | Iryanthera macrophylla |
| Iryanthera megistocarpa | Iryanthera obovata | Iryanthera olacoides |
| Iryanthera paradoxa | Iryanthera paraensis | Iryanthera polyneura |
| Iryanthera sagotiana | Iryanthera tessmannii | Iryanthera tricornis |
| Iryna Khalip | Iryna Zhuravska | Κ |
| IS | IS (Infinite Stratos) | Is It Scary |
| Is Survived By | Is There for Honest Poverty | Is This It |
| IS-2 | IS-3 | IS-7 |
| Is-en-Bassigny | Is-sur-Tille | Isa |
| Isa, Kagoshima | Isaac | Isaac (ca sĩ Việt Nam) |
| Isaac (ca sĩ) | Isaac (Kinh Thánh) | Isaac (nhân vật Kinh Thánh) |
| Isaac Albéniz | Isaac Albeniz | Isaac Asimov |
| Isaac Barrow | Isaac Bashevis Singer | Isaac Hayden |
| Isaac Hempstead-Wright | Isaac Ilyich Levitan | Isaac Levitan |
| Isaac Merritt Singer | Isaac Newton | Isaac Sackey |
| Isaac Singer | Isaak Dunayevsky | Isaak Newton |
| Isaakios I Komnenos | Isaakios II Angelos | Isaan |
| Isaías Coelho | Isaba | Isabel Allende |
| Isabel dos Santos | Isabel I của Castille | Isabel II của Tây Ban Nha |
| Isabel Lucas | Isabel Martínez de Perón | Isabel, Kansas |
| Isabel, Leyte | Isabel, Quận Benson, Bắc Dakota | Isabel, Quận Fulton, Illinois |
| Isabela (tỉnh) | Isabela, Basilan | Isabelia |
| Isabelia pabstii | Isabelia pulchella | Isabelia violacea |
| Isabelia virginalis | Isabella | Isabella Abbott |
| Isabella Andreini | Isabella của Bồ Đào Nha | Isabella của Pháp |
| Isabella di Morra | Isabella Garcia-Shapiro | Isabella I của Castilla |
| Isabella I của Castille | Isabella II của Tây Ban Nha | Isabella Leong |
| Isabella Rossellini | Isabella Swan | Isabella van Vollenhoven |
| Isabelle Adjani | Isabelle Caro | Isabelle Carré |
| Isabelle Huppert | Isabelle, Wisconsin | Isabelloscia heroldi |
| Isabu | Isacantha | Isacanthodes |
| Isaccea | Isachne | Isachne albens |
| Isachne albomarginata | Isachne angladei | Isachne angolensis |
| Isachne angustifolia | Isachne arfakensis | Isachne arundinacea |
| Isachne ascendens | Isachne bicolor | Isachne borii |
| Isachne bourneorum | Isachne brassii | Isachne buettneri |
| Isachne cambodiensis | Isachne carolinensis | Isachne chevalieri |
| Isachne ciliatiflora | Isachne clarkei | Isachne clementis |
| Isachne cochinchinensis | Isachne comata | Isachne conferta |
| Isachne confusa | Isachne deccanensis | Isachne diabolica |
| Isachne dimyloides | Isachne dioica | Isachne disperma |
| Isachne distichophylla | Isachne eberhardtii | Isachne elegans |
| Isachne fischeri | Isachne globosa | Isachne goiasensis |
| Isachne gossweileri | Isachne gracilis | Isachne guangxiensis |
| Isachne guineensis | Isachne hainanensis | Isachne henryi |
| Isachne himalaica | Isachne hirtissima | Isachne hoi |
| Isachne homonyma | Isachne jayachandranii | Isachne kinabaluensis |
| Isachne kiyalaensis | Isachne kunthiana | Isachne langkawiensis |
| Isachne leersioides | Isachne ligulata | Isachne lisboae |
| Isachne lutchuensis | Isachne mauritiana | Isachne meeboldii |
| Isachne miliacea | Isachne multiflora | Isachne muscicola |
| Isachne myosotis | Isachne mysorensis | Isachne nipponensis |
| Isachne obtecta | Isachne oreades | Isachne pallens |
| Isachne pangerangensis | Isachne pauciflora | Isachne petelotii |
| Isachne polygonoides | Isachne puberula | Isachne pubescens |
| Isachne pulchella | Isachne pygmaea | Isachne rigens |
| Isachne rigidifolia | Isachne salzmannii | Isachne saxicola |
| Isachne scabrosa | Isachne schmidtii | Isachne setosa |
| Isachne sikkimensis | Isachne smitinandiana | Isachne surgens |
| Isachne swaminathanii | Isachne sylvestris | Isachne trachycaula |
| Isachne truncata | Isachne vaughanii | Isachne veldkampii |
| Isachne venusta | Isachne villosa | Isachne vitiensis |
| Isachne walkeri | ISAD(G) | Isadelphina |
| Isadelphina albistellata | Isadelphina cheilosema | Isadelphina griseifasciata |
| Isadelphina lacteifascia | Isadelphina mariaeclarae | Isadelphina retracta |
| Isadelphina rufaria | Isadelphina vinacea | Isadelphina xylochroa |
| Isadelphus armatus | Isadelphus caudatus | Isadelphus compressus |
| Isadelphus coriarius | Isadelphus cressonii | Isadelphus gallicola |
| Isadelphus inimicus | Isadelphus pusillus | Isadora Duncan |
| Isadore Singer | ISAF | Isafarus calceolus |
| Isagarh | Isahakyan, Shirak | Isahaya, Nagasaki |
| Isaho Wake no Mikoto | Isaiah | Isaiah Washington |
| Isaias Afewerki | Isaipriya | Isak N Jiyeon |
| Isaklinsky (huyện) | Isala | Isala punctata |
| Isalnita | Isaloides | Isaloides putus |
| Isaloides toussainti | Isaloides yollotl | Isambard Kingdom Brunel |
| Isami Kondō | Isami Kondo | Isami Kondou |
| Isampur, Shorapur | Isamu Akasaki | Isan |
| Isana | Isanda | Isanda hemprichi |
| Isanda holdsworthana | Isanda holdsworthiana | Isandria |
| Isandria (Geometridae) | Isandria (Ichneumonidae) | Isandria spiniventris |
| Isandrina | Isandrina nutans | Isanitella |
| Isanitella pabstii | Isanosaurus | Isanthrene aterrima |
| Isanthrene atrizonata | Isanthrene azia | Isanthrene basifera |
| Isanthrene basiferoides | Isanthrene cajetani | Isanthrene cazador |
| Isanthrene championi | Isanthrene colimae | Isanthrene columbiana |
| Isanthrene crabrionides | Isanthrene crabroniformis | Isanthrene dorsimacula |
| Isanthrene drucei | Isanthrene echemon | Isanthrene felderi |
| Isanthrene flavicornis | Isanthrene flavizonata | Isanthrene fulvipuncta |
| Isanthrene grenadensis | Isanthrene illegitima | Isanthrene incendiaria |
