| Jacques |
| S-00002481 | TDT - French Heralds | ||
| Jadvyga |
| S-00000540 | Lietuvos Valdovai, XIII-XVI Amzius | ||
| Jaffa |
| S-00002098 | ANS - Anglo-Norman England and the Holy Land | ||
| S-00000910 | CAS - Double County of Jaffa and Ascalon | ||
| S-00000832 | EHR - Ibelin Counts of Jaffa | ||
| S-00000905 | MAP - Ibelin Versus Ibelin: Struggle for the Regency of Jerulalem | ||
| S-00000907 | MAP - John of Jaffa, his Opponents and his Fiefs | ||
| James I |
| S-00002522 | TDT - Bloody Heart | ||
| S-00002493 | TDT - Flemish Connection | ||
| S-00002601 | TDT - Insignia of the Officers of State | ||
| S-00002395 | TDT - Royal Ensigns Armorial in Laich Hall | ||
| James I of Scotland |
| S-00001029 | MCR - Dethe of the Kynge of Scotis | ||
| James II |
| S-00002395 | TDT - Royal Ensigns Armorial in Laich Hall | ||
| S-00002514 | TGC - Thomas W Palmer of Ireland and Michigan | ||
| James III |
| S-00002487 | TDT - Anselm Adornes and the Two Collars | ||
| S-00002474 | TDT - Antiquity of the Scottish Order | ||
| S-00002473 | TDT - Reflections on the Order of the Thistle | ||
| S-00002395 | TDT - Royal Ensigns Armorial in Laich Hall | ||
| S-00002492 | TDT - Unicorn Collar and its English Contemporaries | ||
| James IV |
| S-00002395 | TDT - Royal Ensigns Armorial in Laich Hall | ||
| S-00002466 | TDT - Some Points of Contact | ||
| S-00002486 | TDT - Tomb of Mary, Queen of Scots | ||
| Jarnegan |
| S-00002697 | TAN - Origin of the Jerninghams | ||
| Jaroslav |
| S-00002668 | ZGH - Geschlechts- oder Herrschaftszeichen | ||
| Jaume |
| S-00000816 | EHM - Jaume d'Aragó, fill bastard de Jaume II | ||
| Jay |
| S-00001358 | GMG - William Worcestre, a Clarification | ||
| Jean I |
| S-00000458 | Traité de Généalogie | ||
| Jean II |
| S-00000862 | ARP - Eudocie/Euphemie | ||
| S-00000861 | REB - L'empire Trébizonde et la Géorgie | ||
| Jean IV |
| S-00000859 | ARP - Théodora, fille de Jean IV et épouse d'Uzun Hasan | ||
| S-00000860 | REB - Descendance d'Alexis IV, Empereur de Trébizonde | ||
| Jéhan |
| S-00002726 | Duchy of Uzes | ||
| Jernegan |
| S-00002697 | TAN - Origin of the Jerninghams | ||
| Jerningham |
| S-00002763 | NQU - Lady Anne Grey | ||
| S-00002697 | TAN - Origin of the Jerninghams | ||
| Jerusalem |
| S-00002330 | ANS - Ancestors and Predecessors | ||
| S-00002177 | ANS - Description of Jerusalem by William of Malmesbury | ||
| S-00000915 | BAJ - Roberto Sanseverino and his Pilgrimage to Jerusalem | ||
| S-00000906 | CRA - Jérusalem et Antioche au temps de Baudouin II | ||
| S-00000912 | DOP - Succession to Baldwin II of Jerusalem | ||
| S-00000904 | EHR - Henry II of England and the Holy Land | ||
| S-00001662 | FND - Bohemund of Brienne, Prince of Rascia | ||
| S-00000909 | GGU - Monarchy and lordships in the Latin Kingdom of Jerusalem (Book Review) | ||
| S-00000322 | GMG - Lusignan (Letter from GA Moriarty) | ||
| S-00000900 | HJB - Die Legitimität Balduins IV von Jerusalem | ||
| S-00002787 | HSJ - Jerusalem in the Monastic Imaginations | ||
| S-00002384 | HSJ - True Cross and the Kings of Jerusalem | ||
| S-00000903 | MAD - Guillaume de Tyr à l'école | ||
| S-00000897 | MAP - Angevins Versus Normans | ||
| S-00001942 | MPR - Accession of Baldwin II | ||
| S-00000231 | PEG - Crusader Kingdom of Jerusalem | ||
| S-00000248 | PEG - Onomastique et Parenté - Prosopography of the Franks | ||
| S-00001236 | PRS - Prosopographical Research on the Crusader States | ||
| S-00000911 | SMS - Lordships of Ramla and Lydda | ||
| S-00002364 | TGB - Seize Quartiers | ||
| S-00001607 | TPG - Charter by John Earl of Moreton | ||
| Jerveys |
| S-00002428 | TAN - Jervoises of Herriard and Britford | ||
| Jervoise |
| S-00002428 | TAN - Jervoises of Herriard and Britford | ||
| Jew |
| S-00000048 | TGC - Ancestry of Sampson, Cooper, and Tilley | ||
| Jewish |
| S-00002710 | FND - Solomon the Exilarch | ||
| S-00000174 | GMG - A Roman Descent (2) | ||
| S-00002565 | HSJ - Portrait of a Medieval Anti-Semite | ||
| jews |
| S-00002543 | ANS - Abelard and the Church's Policy Towards the Jews | ||
| Jiminez |
| S-00002660 | PDV - Navarra y Castilla en el Siglo X | ||
| Joan of England |
| S-00002224 | FND - Joan of England | ||
| Jocelin |
| S-00002527 | ANS - Monastic Hospitality: Benedictines in England | ||
| Jocelyn |
| S-00002863 | TGB - First Bishop of Bath and Wells | ||
| Jogaila |
| S-00000540 | Lietuvos Valdovai, XIII-XVI Amzius | ||
| Johann I |
| S-00002509 | Aus dem Blute Widukinds | ||
| Johanna |
| S-00001016 | VAI - Staufisch-sizilische Tochterstämme in Europa | ||
| Johannis |
| S-00001194 | TSG - The Vatican Archives | ||
| Johansson |
| S-00001023 | Manx Royal Family and their Scandinavian Descendants | ||
| John II |
| S-00001887 | MPR - Who Were the Marmousets? | ||
| John of Gaunt |
| S-00002692 | TAN - John of Gaunt | ||
| John of Jaffa |
| S-00000907 | MAP - John of Jaffa, his Opponents and his Fiefs | ||
| Johnstone |
| S-00001148 | TSG - Johnstones of Elphinstone | ||
| Joigny |
| S-00000245 | PEG - Onomastique et Parenté - Comtes de Gâtinais | ||
| Joinville |
| S-00001661 | FND - Lancaster's Marriage to Alix de Joinville | ||
| S-00000923 | MSA - Les Sires de Villehardouin | ||
| Jolante |
| S-00001016 | VAI - Staufisch-sizilische Tochterstämme in Europa | ||
| Joscelin |
| S-00000901 | GRE - Seigneurie de Joscelin und der Deutsche Orden | ||
| S-00002784 | HSJ - Milites and the Millennium | ||
| S-00002026 | MPR - Social Origins of the Angevin Castellanate to 1040 | ||
| Joyce |
| S-00000262 | GMG - Roll of English Cardinals | ||
| Juan II |
| S-00002034 | MPR - Prosopographic Study of the Court of Carlos III of Navarre | ||
| Judd |
| S-00002713 | FND - Vignette of the Family of Chiche | ||
| Judex |
| S-00002581 | PBA - Judex Tarentinus | ||
| Judhael |
| S-00002243 | ANS - Judhael of Totnes | ||
| Judith |
| S-00001013 | DAM - Hermann von Schwaben als Prüfstein | ||
| S-00001916 | MPR - Migration of Women's Names in the Upper Nobility | ||
| S-00001015 | ZSR - Genealogie der Konradiner | ||
| S-00001019 | ZSR - Warum Konnte Rudolf von Habsburg | ||
| Juhel |
| S-00002254 | ANS - Lordship in Maine | ||
| Juliana |
| S-00002001 | MPR - Upwardly Mobile Medieval Woman | ||
| Jumièges |
| S-00001580 | ANS - Gens Normannorum | ||
| S-00001567 | ANS - Gesta Normannorum Ducum | ||
| jurors |
| S-00002566 | HSJ - Domesday Jurors | ||
| justiciarship |
| S-00002328 | ANS - Justiciarship in Brittany and Ireland | ||
| S-00001573 | ANS - Origins of the Justiciarship | ||
| S-00002321 | HSJ - Households of the Justiciars of Richard I | ||
| Jute |
| S-00002736 | Origin of the West-Saxon Kingdom | ||