- Jesuit drama, Latin (Medieval and modern)1
- Jesus Christ1
- John, the Apostle, Saint1
- János I Zápolya, King of Hungary, 1487-15401
- Kirchmair, Georg, 1481-15541
- Knowledge, Theory of1
- Land titles--Registration and transfer1
- Latin drama (Comedy)1
- Latin drama (Tragedy)1
- Latin letters, Medieval and modern1
- Latin literature1
- Lawyers1
- Lazari, Marlinus Micarias1
- Learning and scholarship1
- Leather bindings1
- Lefèvre d'Étaples, Jacques, -15361
- Letter writing, Latin1
- Libri amicorum1
- Lion hunting1
- Local government--Law and legislation1