- Italy--Valle d'Aosta1
- Jerome, Saint, -419 or 4201
- Jerónima de la Asunción, madre, 1555-16301
- Jesuits1
- Jiří, z Poděbrad, King of Bohemia, 1420-14711
- Knights of Malta1
- Land tenure--Law and legislation1
- Landlord and tenant1
- Latin language1
- Latin language--Study and teaching1
- Latin letters, Medieval and modern1
- Latin literature, Medieval and modern1
- Latin poetry1
- Latin poetry, Medieval and modern1
- Lawyers1
- Learning and scholarship1
- Lectionaries1
- Legends1
- Lemos, Pedro Fernández de Castro, conde de, 1576-16221
- Letter of Aristeas1