Name
- Janua, Symon1
- Jesus Christ, c 6 BC-c 30, http://isni.org/isni/000000... http://viaf.org/viaf/2990306441
- Johannes Mesue, of Add MS 228091
- John Cassian, Abbot of Saint-Victor, c 360-c 432, http://isni.org/isni/000000... http://viaf.org/viaf/74086761
- John II d'Albret, King of Navarre1
- Kepler, Johann1
- Kircher, Athanasius, Jesuit polymath, 1602-16801
- Lanfredini, Orsino1
- Lentiis, Mundinus1
- Lentulus, Publius, of Add MS 209351
- Lercari, Family1
- Lercaro, Giovanni Battista, Doge of Genoa1
- Lerici, Bernardino de', Decano Generale delle Corti di Roma1
- Loreti, Enc1
- Lorraine, Charles, Duke of Lorraine, Charles III, 1543-16081
- Louis XIII, of France1
- Louis XVI, of France1
- Louis le Débonnaire, of France1
- Lucarus, Joannes, of Ragusa1
- Majolus, Saint, Abbot of Cluny, c 906-994, http://isni.org/isni/000000... http://viaf.org/viaf/668585411