- J. E.
- J. C. U. Merian → Hormayr zu Hortenburg, Josef von
- Jabat, Juan
- Jaccard, Eugène
- Jacini, Stefano
- Jackson → Knowles, Sarah Ann
- Jackson, Andrew
- Jackson, G.
- Jackson, Patrick Tracy
- Jackson, Thomas
- Jackson, Thomas Jonathan
- Jaclard, Anna
- Jaclard, Charles Victor
- Jaclard-Corvin → Jaclard, Anna
- Jacob, John
- Jacob, William
- Jacob I. → James I. (England)
- Jacob Mayer (benutzte bis 1865 den Namen seines Adoptivvaters Rubcsics) → Külföldi, Viktor
- Jacobi
- Jacobi, Abraham
- Jacobi, Friedrich (Fritz)
- Jacobi, Friedrich Heinrich
- Jacobi, Karl von
- Jacobi, Pavel
- Jacobi, R.
- Jacobi (Якоби), Moritz Hermann von
- Jacobs, Christian Friedrich Wilhelm
- Jacoby, Johann
- Jacoby, Leopold
- Jacopone da Todi
- Jacot
- Jacqmin, Frédéric
- Jacquard, Joseph-Marie
- Jacques, Édouard Louis Auguste
- Jacques Turbin → Keller, Charles
- Jacques le Bonhomme
- Jacquot, Charles Jean-Baptiste
- Jacquot, François
- Jadu Rao → Lakhuji Jadhav Rao
- Jäger
- Jaeger → Jäger, Eugen
- Jäger, Eugen
- Jäger, Gustav
- Jähns, Maximilian
- Jafet → Japhet
- Jahandar Shah
- Jahangir
- Jahn, Friedrich Ludwig
- Jahn, J. Christian
- Jahwe
- Jaime I de Aragón
- Jaime José Cayetano Alfonso Juan
- Jaime el Barbudo oder el Barbut → Jaime José Cayetano Alfonso Juan
- Jaime II. (el Justo)
- Jaipal
- Jakob
- Jakob, Ludwig Heinrich von
- Jakob I. → James I. (England)
- Jakoblew, Jakobljew, Jakowlew → Jakovlev, Kornilo
- Jakovlev, Kornilo
- Jakovlev (Яковлев), Aleksandr Vasil'evič
- Jakowasch, Charles Louis
- Jakub Beg (auch Bek)
- Jakut al-Hamawi ar-Rumi
- Jalal (Jelal) Khan → Salim (Selim) Shah Suri
- Jalal al-Din
- Jalal ud din Firuz Khilji
- Jalbo → Jalvo, Juan
- Jalvo, Juan
- James
- James, Edward
- James, Edwin
- James, Edwin John
- James, Hugh Rees
- James, Sir Henry
- James Edward Stuart
- James I. (Schottland)
- James I. (England)
- James II.
- Jan Carel Juta → Juta, Carel
- Janežič, Anton
- Janin, Jules
- Janks, A.
- Janoji I.
- Janotyckh von Adlerstein, Johann
- Jansen, Cornelius
- Jansen, Karl (Carl)
- Janson (Янсонъ), Julij Eduardovič
- Janus
- Jan II. Kazimierz
- Jan III. Sobieski
- Janžul (Янжулъ), Ivan Ivanovič
- Japhet
- Japing, Helene
- Japing, Justus
- Jaquart → Jacquard, Joseph-Marie
- Jaques, Ferdinand
- Jardine, David
- Jastrow, Ignaz
- Jaswant Singh I.
- Jautard, Armand-Numa
- Javorskij, Stefan
- Jayapala → Jaipal
- Jayet, Joseph
- Jazün → Jazyn, Iwan
- Jazyn, Iwan
- Jean Cauvin → Calvin, Johannes
- Jean Gozzadini → Gozzadini, Giovanni
- Jean II. Le Maingre, gen. Boucicaut
- Jean Paul → Richter, Johann Paul Friedrich
- Jean de Berry
- Jean Ⅰer
- Jean Ⅰer (Ponthieu)
- Jean-Baptiste Bernadotte → Karl XIV. Johann
- Jeanne d’Arc
- Jeannerod, Georges
- Jeannon, Alexandre
- Jeanoy, A.
- Jean Ⅱ. (Viennois)
- Jean Ⅱ. (le Bon)
- Jecheskel → Ezechiel
- Jecker, Jean-Baptiste
- Jedal-u-din Khilji → Jalal ud din Firuz Khilji
- Jefferson, Thomas
- Jeffreys, 1st Baron Jeffreys, George
- Jehandur Shah → Jahandar Shah
- Jehangir → Jahangir
- Jehowah → Jahwe
- Jeipal → Jaipal
- Jeitteles, Samuel
- Jelal → Jalal al-Din
- Jelal-u-din Khilji → Jalal ud din Firuz Khilji
- Jellačič, Graf von Bužim, Joseph
- Jelle, Ludwig
- Jenkin, Henry Charles Fleeming
- Jenkins
- Jenkins
- Jenkins, Edward
- Jenkins, John
- Jenkins, Richard
- Jenkinson, 2nd Earl of Liverpool, Robert Banks
- Jenks
- Jennings → Churchill, Duchess of Marlborough, Sarah
- Jent, Louis
- Jep de Estaings
- Jephta → Jiftach
- Jeremia
- Jeremias III.
- Jeremias Ⅱ. Tranos
- Jerrold, Douglas William
- Jérôme
- Jérôme, John
- Jesaja
- Jesdgerd III.
- Jessup, William J.
- Jesus Christus
- Jeswant Rao Holkar → Holkar, Jaswant Rao
- Jeswant Singh → Jaswant Singh I.
- Jevons, William Stanley
- Jewdokimow → Evdokimov, Gerasim
- Jhering, Rudolf (von)
- Jiaqing
- Jiftach
- Jiménez, Domingo
- Jimenéz y Cisneros, Francisco
- Jimuta Vahana → Jimutavahana (Jīmūtavāhana)
- Jimutavahana (Jīmūtavāhana)
- Jiraldo
- Joachim Ernst
- Joachim Friedrich
- Joachim V.
- Jobard, Jean-Baptiste-Ambroise-Marcellin
- Jochmus, Elizabeth Francisca
- Jocko
- Joco → Jocko
- Joe → Marx (Tochter), Jenny
- Jörgensen, Alfred
- Jörissen, Franz
- Johann
- Johann Adolf
- Johann Adolf
- Johann Fischer → Fischart, Johann
- Johann Friedrich
- Johann Friedrich I. (der Großmütige)
- Johann Georg I.
- Johann III. (Brabant)
- Johann IV. (Portugal) → João IV
- Johann Sigismund
- Johann Wilhelm
- Johann Wilhelm
- Johann Wilhelm Friso, Prinz von Oranien
- Johann von Sachsen
- Johanna
- Johannard, Jules
- Johannes Maier → Eck, Johannes
- Johannes Scotus Eriugena
- Johannes der Täufer
- Johannes von Damaskus
- Johannes I. Chrysostomos
- Johannes V. Eleemon
- Johannes XI. Bekkos
- Johann III. (Schweden)
- Johann VII. Blankenfeld
- John Bull
- John Chinaman
- John Lackland (Johann Ohneland) → John I.
- John Younger → Jones, John Paul
- Johne
- Johnson
- Johnson, Andrew
- Johnson, H.
- Johnson, John
- Johnson, Reverdy
- Johnson, Samuel
- Johnson, William Harral
- Johnson (Deckname) → Marx, Karl
- Johnston, Albert Sidney
- Johnston, James Finlay Weir
- Johnston, Joseph Eggleston
- Johnstone, George
- Johnstone, James
- John I.
- Joinville, François, duc d’Orléans, prince de
- Jolly, Julius
- Jollymeyer, Jolymayer → Schorlemmer, Carl
- Jomini, Antoine Henri de
- Jon
- Jonas
- Jonas, Alexander
- Jonas, Ludwig
- Jonathan
- Joncières
- Jones
- Jones
- Jones, Charles
- Jones, Charles Colcock
- Jones, Edward
- Jones, Ernest (Ernst) Charles
- Jones, F. W.
- Jones, Frances Eliza
- Jones, Harry
- Jones, Jane
- Jones, John
- Jones, John Gale
- Jones, John Paul
- Jones, Richard
- Jones, Sir Harry David
- Jones, Sir William
- Jones, Thomas
- Jones, William
- Jones, 1st Baronet, Sir John Thomas
- Jones-Brydges, 1st Baronet, Sir Harford
- Jongh van Arkel, R. de
- Joplin, Thomas
- Jordan, M.
- Jordan, Wilhelm
- Jordanes
- Jornandes → Jordanes
- José Salomé
- Joseph
- Joseph Alphonse Paul Martin d'Ayguesvives, baron de Malaret → Malaret, Paul de
- Joseph Crämer → Cherval, Julien
- Joseph Ferdinand
- Joseph Klemens
- Joseph Rodwanowski → Rozwadowski, Józef
- Joseph-Marie Sue → Sue, Eugène
- Joséphine
- Joseph I.
- Joseph I. Galesiotes
- Joseph II.
- Joseph II.
- José I.
- Josua
- Josíka von Branyicskai, Baron, Miklós
- Jottrand, Lucien Léopold
- Joubert, Jules
- Joubert, Pierre
- Jouffroy, Henri
- Joukovsky → Žukovskij (Жуковский), Nikolaj Ivanovič (Николай Иванович)
- Joukowski → Žukovskij (Жуковский), Nikolaj Ivanovič (Николай Иванович)
- Joule, Benjamin St. John Baptist
- Joule, James Prescott
- Jourdain, Amable
- Jourdain, Gustave
- Jourdan, Louis
- Jourde, François (Francis)
- Jourdier, Auguste
- Journet, Jean
- Jovellanos, Gaspar Melchor de
- Joynes, James Leigh
- Jozewicz, Ferdinand
- João IV
- João V.
- João VI.
- Jsaac → Hout, Isaac Salomon van der
- Juan Español
- Juan José de Austria
- Juan Nellerto → Llorente, Juan Antonio
- Juan de Albret
- Juan de Austria
- Juana
- Juana I. de Castilla
- Juana de Avis y Aragón → Juana de Portugal
- Juana de Castro
- Juana de Portugal
- Juana la Beltraneja → Juana
- Juana la Loca → Juana I. de Castilla
- Juanito
- Juan I.
- Juan II. (Aragón)
- Juan II. (Kastilien)
- Jubitz, Ferdinand
- Juch, Ernst
- Juch [Ehefrau]
- Judas Ischariot
- Judas Thaddäus
- Judd, Norman Buel
- Juggernaut
- Juglar, Joseph Clément
- Jugurtha
- Jukes, Joseph Beete
- Jules François Simon Suisse → Simon, Jules
- Jules de Bréval → Cler, Albert
- Julia → Iulia
- Julian, El Conde
- Julian siehe Iulianus
- Julianus → Salvius Iulianus Aemilianus, Lucius Octavius
- Julien
- Julien, Alexis Anastay
- Juliette
- Julius II.
- Julius III.
- Jung, Georg
- Jung, Hermann
- Jung, J. Heinrich
- Jung, Kate
- Jung, Matilda E.
- Jung, Pauline
- Jung, Rudolf Christian
- Jung, Sarah
- Jung Bahadur Rana
- Jung-Stilling → Jung, J. Heinrich
- Junghuhn, Franz Wilhelm
- Jungmann, Eduard Julius
- Jungnickel, Karl Wilhelm
- Junius → Wade, John
- Junk, Peter
- Juno
- Junot, duc d’Abrantès, Jean Andoche
- Jupiter → Iupiter (Jupiter)
- Jupiter siehe Iupiter
- Jupiter-Scapin
- Jupiter-Scapin → Napoléon Ier
- Jurastudenten an der Universität St. Petersburg
- Jurieu, Pierre
- Just → Vernouillet, Just
- Justi, Johann Heinrich Gottlob von
- Justo Balanzo → Miñano, Sebastián de
- Juta, Carel
- Juta, Carl
- Juta, Emilie
- Juta, Henry Hubert
- Juta, Hubertus Johannes
- Juta, Louise
- Juta, Maria
- Juvenal
- Juárez, Benito
- Jáuregui, Andrés
- Jáuregui, Gaspar de
- Jáuregui, Manuel Francisco
- Jócano
- Józef Ćwierczakiewicz → Card, Joseph
- Jørgensen, Louise Augusta
- Jędrzejowski, Bolesław Antoni