- Lafões, Pedro Henrique de Bragança, Duque de, 1718-17611
- Law1
- Lion hunting1
- Lippomano, Luigi, 1500-15591
- Louis XII, King of France, 1462-15151
- Manuel I, King of Portugal, 1469-15211
- Manuscripts, Catalan1
- Manuscripts, English1
- Manuscripts, European5
- Manuscripts, French1
- Manuscripts, German1
- Manuscripts, Italian17
- Manuscripts, Latin10
- Manuscripts, Latin (Medieval and modern)2
- Manuscripts, Portuguese1
- Manuscripts, Renaissance30
- Manuscripts, Spanish4
- Manuscripts, Turkish1
- Maria Anna Josefa, Queen, consort of John V, King of Portugal, 1683-17541
- Marriage (Canon law)1