| Jamie Murray | Jamie Murray |
| Jamie Zawinski | Jamie Zawinski |
| Jamie-Lynn Sigler | Jamie-Lynn Sigler |
| Jamim Noraim | High Holidays |
| Jamiroquai | Jamiroquai |
| jamnik | dachshund |
| jamochłon | coelenterate |
| Jamochłony | Coelenterata |
| Jampol | Yampil |
| jamraj | bandicoot |
| Jamraj zwyczajny | Long-nosed Bandicoot |
| Jamraj złoty | Golden Bandicoot |
| Jamraje | Peramelemorphia |
| Jamuna | Yamuna |
| Jamusukro | Yamoussoukro |
| Jan | John |
| Jan Albert Waza | John Albert Vasa |
| Jan Amor Tarnowski | Jan Tarnowski |
| Jan August Kisielewski | Jan August Kisielewski |
| Jan Axel Blomberg | Jan Axel Blomberg |
| Jan Balliol | John of Scotland |
| Jan Bażyński | Johannes von Baysen |
| Jan Berry | Jan and Dean |
| Jan bez Trwogi | John the Fearless |
| Jan bez Ziemi | John of England |
| Jan Blažej Santini-Aichel | Jan Santini Aichel |
| Jan Bosko | John Bosco |
| Jan Boży | John of God |
| Jan Brahms | Johannes Brahms |
| Jan Breydel Stadion | Jan Breydel Stadium |
| Jan Brueghel | Jan Brueghel the Elder |
| Jan Bugenhagen | Johannes Bugenhagen |
| Jan Buridan | Jean Buridan |
| Jan Bułhak | Jan Bułhak |
| Jan Chryzostom | John Chrysostom |
| Jan Chrzciciel | John the Baptist |
| Jan Chrzciciel de la Salle | Jean-Baptiste de la Salle |
| Jan Crell | Johannes Crellius |
| Jan Czeczot | Jan Czeczot |
| Jan Czerski | Jan Czerski |
| Jan Czyński | Jan Czyński |
| Jan Dantyszek | Johannes Dantiscus |
| Jan de Brébeuf | Jean de Brébeuf |
| Jan de Gisors | Jean de Gisors |
| Jan de Matha | John of Matha |
| Jan de Weryha-Wysoczański | Jan de Weryha-Wysoczański |
| Jan di Piano Carpini | Giovanni da Pian del Carpine |
| Jan Dismas Zelenka | Jan Dismas Zelenka |
| Jan Duns Szkot | Duns Scotus |
| Jan Dzierżon | Jan Dzierżon |
| Jan Długosz | Jan Długosz |
| Jan Egzarcha | John Exarch |
| Jan Evangelista Purkyně | Jan Evangelista Purkyně |
| Jan Ewangelista | John the Apostle |
| Jan Ewangelista w Biblii | John the Evangelist |
| Jan Fethke | Jan Fethke |
| Jan Fisher | John Fisher |
| Jan Furtok | Jan Furtok |
| Jan Fyt | Jan Fyt |
| Jan Garbarek | Jan Garbarek |
| Jan Gawiński | Jan Gawiński |
| Jan Gerson | Jean Gerson |
| Jan Gropper | John Gropper |
| Jan Hein Donner | Jan Hein Donner |
| Jan Henryk Dąbrowski | Jan Henryk Dąbrowski |
| Jan Heweliusz | Johannes Hevelius |
| Jan Hirkan I | John Hyrcanus |
| Jan Hirkan II | Hyrcanus II |
| Jan Hunyady | John Hunyadi |
| Jan Hus | Jan Hus |
| Jan I | John I |
| Jan I Cypryjski | John II of Jerusalem |
| Jan I Dobry | John I of Portugal |
| Jan I Myśliwy | John I of Aragon |
| Jan I Olbracht | John I Albert of Poland |
| Jan I Pogrobowiec | John I of France |
| Jan I Swerkersson | John I of Sweden |
| Jan I Tzimiskes | John I Tzimiskes |
| Jan I Wielki Komnen | John I of Trebizond |
| Jan II | John II |
| Jan II Aragoński | John II of Aragon |
| Jan II Cypryjski | John II of Cyprus |
| Jan II Dobry | John II of France |
| Jan II Doskonały | John II of Portugal |
| Jan II Kastylijski | John II of Castile |
| Jan II Kazimierz Waza | John II Casimir of Poland |
| Jan II Komnen | John II Komnenos |
| Jan II Oldenburg | John of Denmark |
| Jan II Zygmunt Zápolya | John II Sigismund Zápolya |
| Jan III | John III |
| Jan III Aviz | John III of Portugal |
| Jan III Dukas Watatzes | John III Doukas Vatatzes |
| Jan III Sobieski | John III Sobieski |
| Jan III Waza | John III of Sweden |
| Jan IV | John IV |
| Jan IV Kassa | Yohannes IV of Ethiopia |
| Jan IV Laskarys | John IV Laskaris |
| Jan IV Szczęśliwy | John IV of Portugal |
| Jan IV Wielki Komnen | John IV of Trebizond |
| Jan Jakub Astor IV | John Jacob Astor IV |
| Jan Jakub Rousseau | Jean-Jacques Rousseau |
| Jan Jałmużnik | John the Merciful |
| Jan Jonston | John Jonston |
| Jan Kadar | Ján Kadár |
| Jan Kalwin | John Calvin |
| Jan Kanapariusz | John Canaparius |
| Jan Kapistran | Giovanni da Capistrano |
| Jan Karol Chodkiewicz | Jan Karol Chodkiewicz |
| Jan Karol I Hiszpański | Juan Carlos I of Spain |
| Jan Karski | Jan Karski |
| Jan Kasjan | John Cassian |
| Jan Kasprowicz | Jan Kasprowicz |
| Jan Kazimierz Zubowski | Jan Zubowski |
| Jan Kepler | Johannes Kepler |
| Jan Kochanowski | Jan Kochanowski |
| Jan Koller | Jan Koller |
| Jan Kopecký | Jan Kopecký |
| Jan Kowalski | John Doe |
| Jan Krukowiecki | Jan Krukowiecki |
| Jan Krzysztof Bielecki | Jan Krzysztof Bielecki |
| Jan Krzysztof Glaubitz | Johann Christoph Glaubitz |
| Jan Kulczyk | Jan Kulczyk |
| Jan Kupecký | Jan Kupecký |
| Jan Křtitel Vaňhal | Johann Baptist Vanhal |
| Jan Lam | Jan Lam |
| Jan Laštůvka | Jan Laštůvka |
| Jan Lechoń | Jan Lechoń |
| Jan Lenica | Jan Lenica |
| Jan Louwers Stadion | Jan Louwers Stadion |
| Jan Luksemburski | John I of Bohemia |
| Jan Luyken | Jan Luyken |
| Jan Mabuse | Jan Mabuse |
