- Islamic stories1
- Jaina illumination of books and manuscripts1
- Jaina painting1
- Jainism1
- James, the Greater, Saint1
- Javanese language1
- Jesuit drama, Spanish1
- Jews1
- Jiménez de Cisneros, Francisco, 1436?-15171
- John II, King of Aragon, 1397-14791
- Juana, of Austria, Princess of Portugal, 1535-15731
- Lancelot (Legendary character)1
- Laudatory poetry, Latin1
- Lawyers1
- Legal documents1
- Legal instruments1
- Lemos, Pedro Fernández Ruiz de Castro y Osorio, conde de, active 17th century1
- Lyric poetry1
- Manuscript waste1
- Manuscripts, English1