| Irréversible | Irréversible |
| Irschen | Irschen |
| Irschenberg | Irschenberg |
| Irsee | Irsee |
| Irtysh | Irtyš |
| Irtysh River | Irtyš |
| Irun | Irun |
| Irurtzun | Irurtzun |
| Irvin McDowell | Irvin McDowell |
| Irvine | Irvine |
| Irvine Welsh | Irvine Welsh |
| Irving Berlin | Irving Berlin |
| Irving Fisher | Irving Fisher |
| Irving Langmuir | Irving Langmuir |
| Irving Lorenzo | Irv Gotti |
| Irving Stone | Irving Stone |
| Irwin Rose | Irwin Rose |
| Irène Jacob | Irène Jacob |
| Irène Joliot-Curie | Irène Joliot-Curie |
| Irène Némirovsky | Irène Némirovsky |
| IS | IS |
| is able | puo |
| is enough | va |
| ISA | ISA |
| Isa Gambar | İsa Qambar |
| Isa ibn Salman Al Khalifah | Isa ibn Salman al-Khalifa |
| Isa-Beg Isaković | Isa-beg Ishakovic |
| Isaac | Isacco |
| Isaac Abrabanel | Isaac Abrabanel |
| Isaac Albéniz | Isaac Albéniz |
| Isaac Asimov | Isaac Asimov |
| Isaac Babel | Isaac Emmanuilovič Babel |
| Isaac Barrow | Isaac Barrow |
| Isaac Bashevis Singer | Isaac Bashevis Singer |
| Isaac Hayes | Isaac Hayes |
| Isaac I Komnenos | Isacco I di Bisanzio |
| Isaac II Angelos | Isacco II di Bisanzio |
| Isaac Komnenos | Isacco Comneno |
| Isaac Komnenos of Cyprus | Isacco Comneno |
| Isaac Levitan | Isaak Levitan |
| Isaac Mendez | Isaac Mendez |
| Isaac Newton | Isaac Newton |
| Isaac of Dalmatia | Isacco di Dalmazia |
| Isaac René Guy le Chapelier | Isaac René Guy Le Chapelier |
| Isaba | Isaba |
| Isabel | Isabella |
| Isabel Allende | Isabel Allende |
| Isabel Allende Bussi | Isabel Allende |
| Isabel Martínez de Perón | Isabel Martínez de Perón |
| Isabel of Majorca | Elisabetta di Maiorca |
| Isabel of Portugal | Isabella del Portogallo |
| Isabel Province | Isabella |
| Isabela | Isabela |
| Isabela City | Isabela |
| Isabela Island | Isabela |
| Isabella | Isabella |
| Isabella Colbran | Isabella Colbran |
| Isabella II of Spain | Isabella II di Spagna |
| Isabella Jagiełło | Isabella Jagiełło |
| Isabella Maria of Parma | Isabella Borbone di Parma |
| Isabella of Castile | Isabella di Castiglia |
| Isabella of France | Isabella |
| Isabella of Jerusalem | Isabella di Castiglia |
| Isabella of Portugal | Isabella del Portogallo |
| Isabella of Taranto | Isabella di Chiaromonte |
| Isabella Rossellini | Isabella Rossellini |
| Isabella Stewart Gardner Museum | Isabella Stewart Gardner Museum |
| Isabelle Adjani | Isabelle Adjani |
| Isabelle Huppert | Isabelle Huppert |
| Isabelle theorem prover | Isabella |
| Isadora Duncan | Isadora Duncan |
| Isah Eliakwu | Abdulahi Isah Eliakwu |
| Isaiah | Isaia |
| Isaiah Berlin | Isaiah Berlin |
| Isaiah Osbourne | Isaiah Osbourne |
| Isaias Afewerki | Isaias Afewerki |
| ISAM | ISAM |
| Isambard Kingdom Brunel | Isambard Kingdom Brunel |
| Isan | Thailandia del Nordest |
| Isan language | Thailandia del Nordest |
| Isanosaurus | Isanosaurus attavipachi |
| Isao Takahata | Isao Takahata |
| ISAP | ISAP |
| ISAPI | ISAPI |
| Isar | Isar |
| Isarco River | Isarco |
| Isauria | Isauria |
| Isaz | ISA |
| ischaemia | anemia localizzata |
| ischemia | anemia localizzata |
| Ischgl | Ischgl |
| Ischia | Ischia |
| Ischigualasto | Ischigualasto |
| ISDN Digital Subscriber Line | IDSL |
| Ise class battleship | Ise |
| Ise Province | Ise |
| Ise Shrine | Santuario di Ise |
| Iselle | Iselle |
| Iseltwald | Iseltwald |
| Isembart | Isembardo di Barcellona |
| Isen | Isen |
| Isenburg | Isenburg |
| Isenburg-Philippseich | Isenburg-Philippseich |
| Isengard | Isengard |
| Isenheim Altarpiece | Altare di Isenheim |
| Isenthal | Isenthal |
| Iseo | Iseo |
| Iserlohn | Iserlohn |
| Isernia | Isernia |
| Isfahan | Esfahan |
| Isfahan Province | Esfahan |
