- Magnificat (Music)1
- Malatesta family1
- Malatesta, Sigismondo Pandolfo, signore di Rimini, 1417-14681
- Manicules1
- Manuel I, King of Portugal, 1469-15211
- Manuele, Luigi1
- Manuscripts, Catalan1
- Manuscripts, Portuguese1
- Manuscripts, Yiddish1
- Manzoli, Marchione1
- Maria Anna Josefa, Queen, consort of John V, King of Portugal, 1683-17541
- Marini, Nicola Antonio1
- Maritime1
- Marriage (Canon law)1
- Marriage (Canon law)--Dispensations1
- Martellini, Vincenzio1
- Massaran, Isaac de1
- Matthei, Bernardino1
- Medallions (Decorative arts)1
- Medical formularies1