- Italy--Salò1
- Italy--Senigallia1
- Italy--Sermoneta1
- Italy--Trapani1
- Italy--Treviso1
- Italy--Turin1
- Italy--Tuscany1
- Italy--Vicenza1
- Jerome, Saint, -419 or 4201
- Jewish physicians1
- Jiří, z Poděbrad, King of Bohemia, 1420-14711
- John, the Baptist, Saint1
- Julius III, Pope, 1487-15551
- Kings and rulers1
- Knights of Malta1
- Land tenure1
- Land titles--Registration and transfer1
- Language and languages1
- Latin language, Medieval and modern--Grammar1
- Latin language, Medieval and modern--Study and teaching1