| Jarlaxle | Jarlaxle |
| Jarlsberg cheese | Jarlsberg |
| Jarmen | Jarmen |
| Jarmo | Jarmo |
| Jarmo Wasama memorial trophy | Trophée Jarmo Wasama |
| Jarnac | Jarnac |
| Jarnail Singh Bhindranwale | Jarnail Singh Bhindranwale |
| Jarno Saarinen | Jarno Saarinen |
| Jarno Trulli | Jarno Trulli |
| Jarnsaxa | Jarnsaxa |
| Jarome Iginla | Jarome Iginla |
| Jaromir of Bohemia | Jaromir de Bohême |
| Jaromír Blažek | Jaromír Blažek |
| Jaromír Jágr | Jaromír Jágr |
| Jaroslav | Iaroslavl |
| Jaroslav Drobný | Jaroslav Drobný |
| Jaroslav Halák | Jaroslav Halák |
| Jaroslav Hašek | Jaroslav Hašek |
| Jaroslav Heyrovský | Jaroslav Heyrovský |
| Jaroslav Seifert | Jaroslav Seifert |
| Jaroslav Špaček | Jaroslav Špaček |
| Jarosław | Iaroslavl |
| Jarosław Dąbrowski | Jarosław Dombrowski |
| Jarosław Iwaszkiewicz | Jarosław Iwaszkiewicz |
| Jarosław Kaczyński | Jarosław Kaczyński |
| Jarque-Bera test | Test de Jarque Bera |
| Jarun | Jarun |
| Jarvis | Îles mineures éloignées des États-Unis |
| Jarvis Island | Île Jarvis |
| Jasc Software | Jasc Software |
| Jascha Heifetz | Jascha Heifetz |
| Jasenica | Jasenica |
| Jasenovac concentration camp | Camp de concentration de Jasenovac |
| Jasenovac municipality | Jasenovac |
| Jasenovo | Jasenovo |
| Jasim bin Jabir | Jasim bin Jabir |
| Jasione | Jasione |
| Jasione montana | Jasione des montagnes |
| Jaska Raatikainen | Jaska Raatikainen |
| jasmine | jasmin |
| Jasmone | Jasmone |
| Jasmund National Park | Parc national de Jasmund |
| Jasna Góra Monastery | Jasna Góra |
| Jason | Jason |
| Jason Acuña | Jason Acuña |
| Jason and the Argonauts | Jason et les Argonautes |
| Jason Arnott | Jason Arnott |
| Jason Donovan | Jason Donovan |
| Jason Islands | Îles Jason |
| Jason Kay | Jason Kay |
| Jason Lamy-Chappuis | Jason Lamy-Chappuis |
| Jason Lee | Jason Lee |
| Jason McCaslin | Cone McCaslin |
| Jason Mizell | Jam Master Jay |
| Jason Momoa | Jason Momoa |
| Jason Newsted | Jason Newsted |
| Jason of Pherae | Jason de Phères |
| Jason Patric | Jason Patric |
| Jason Pominville | Jason Pominville |
| Jason Reso | Jason Reso |
| Jason Spezza | Jason Spezza |
| Jason Statham | Jason Statham |
| Jason Voorhees | Jason Voorhees |
| Jason X | Jason X |
| Jason Čulina | Jason Čulina |
| jasper | jaspe |
| Jasper County | Comté de Jasper |
| Jasper Fforde | Jasper Fforde |
| Jasper Johns | Jasper Johns |
| Jasper National Park | Parc national Jasper |
| Jasper Tudor | Jasper Tudor |
| Jasra | Jasra |
| Jass | Jass |
| Jassans-Riottier | Jassans-Riottier |
| Jassing | Gileter |
| Jastorf | Jastorf |
| Jastrow illusion | Illusion de Jastrow |
| Jastrzębie-Zdrój | Jastrzębie Zdrój |
| Jastrzębiec coat of arms | Hieracium |
| Jat Airways | Jat Airways |
| Jataka tales | Jātaka |
| Jatiluhur | Jatiluhur |
| Jatobá | Courbaril |
| Jatropha | Jatropha |
| Jatropha curcas | Jatropha curcas |
| Jaufré Rudel | Jaufré Rudel |
| Jauhar | Jauhâr |
| Jaujac | Jaujac |
| Jaulny | Jaulny |
| Jaume Balmes | Jaime Balmes |
| Jaume I University | Université Jaume I |
| Jaun | Bellegarde |
| jaundice | jaunisse |
