| Jokkmokk | Jokkmokk Municipality |
| Jokkmokks kommun | Jokkmokk Municipality |
| Jola | Jola people |
| Jolanda Čeplak | Jolanda Čeplak |
| Jolene Blalock | Jolene Blalock |
| Joleon Lescott | Joleon Lescott |
| jolle | dinghy |
| jollra | babble |
| Jolly Roger | Jolly Roger |
| jom kippur | Yom Kippur |
| Jomo Kenyatta | Jomo Kenyatta |
| Jomo Kenyatta internationella flygplats | Jomo Kenyatta International Airport |
| Jomon | Jōmon period |
| Jomsborg | Vineta |
| Jomsvikingar | Jomvikings |
| Jomsvikingasagan | Jómsvíkinga saga |
| jon | ion |
| Jon Anderson | Jon Anderson |
| Jon Bon Jovi | Jon Bon Jovi |
| Jon Favreau | Jon Favreau |
| Jon Fosse | Jon Fosse |
| Jon Henry Lee | Jon Lee |
| Jon Krakauer | Jon Krakauer |
| Jon Kyl | Jon Kyl |
| Jon Lech Johansen | Jon Lech Johansen |
| Jon Lord | Jon Lord |
| Jon McBride | Jon McBride |
| Jon Sim | Jon Sim |
| Jon Voight | Jon Voight |
| jona | jonah |
| Jona Gold | Jonagold |
| Jonas | Jonas |
| Jonas Björkman | Jonas Björkman |
| Jonas Brothers | Jonas Brothers |
| Jonas Dryander | Jonas Carlsson Dryander |
| Jonas Höglund | Jonas Höglund |
| Jonas Jonson Brunk | Jonas Bronck |
| Jonas Savimbi | Jonas Savimbi |
| Jonas Åkerlund | Jonas Åkerlund |
| Jonatan | Jonathan |
| Jonathan | Jonathan |
| Jonathan Archer | Jonathan Archer |
| Jonathan Cheechoo | Jonathan Cheechoo |
| Jonathan Davis | Jonathan Davis |
| Jonathan Edwards | Jonathan Edwards |
| Jonathan Frakes | Jonathan Frakes |
| Jonathan Netanyahu | Yonatan Netanyahu |
| Jonathan Palmer | Jonathan Palmer |
| Jonathan Safran Foer | Jonathan Safran Foer |
| Jonathan Swift | Jonathan Swift |
| Jonbindning | Ionic bond |
| jonbytare | ion exchanger |
| jonbyte | ion exchange |
| Jonbyteskromatografi | Ion Chromatography |
| Jonckheere | Jonckheere |
| Jondal kommun | Jondal |
| Jonen | Jonen |
| joner | ion |
| Jones County | Jones County |
| Jonförening | Ionic compound |
| jonglera | juggle |
| jonglerande | jugglery |
| jonglering | juggling |
| Jongleringskägla | Mace |
| jonglör | juggler |
| Jongny | Jongny |
| Joni Mitchell | Joni Mitchell |
| Joni Pitkänen | Joni Pitkänen |
| Jonien | Ionia |
| jonisera | ionize |
| joniserande strålning | ionising radiation |
| jonisk | ionic |
| Joniska havet | Ionian Sea |
| Joniska upproret | Ionian Revolt |
| Joniska öarna | Ionian Islands |
| Jonkanon | Ion cannon |
| jonkill | jonquil |
| jonkvill | jonquil |
| Jonmotor | Ion thruster |
| Jonna | Joan |
| Jonny Greenwood | Jonny Greenwood |
| Jonny Lee Miller | Jonny Lee Miller |
| Jonny Wilkinson | Jonny Wilkinson |
| jonosfär | ionosphere |
| Jonvätska | Ionic liquid |
| Joram | Jehoram of Israel |
| jord | soil |
| jord- | agrarian |
