- Judaism--Doctrines1
- Kings and rulers--Genealogy1
- Latin language--Study and teaching1
- Latin poetry1
- Lawyers1
- Legal forms1
- Lemos, Pedro Fernández de Castro, conde de, 1576-16221
- Letter writing, Hebrew1
- Lippomano, Luigi, 1500-15591
- Lorraine, Nicolas-François, duc de, 1609-16701
- Macaronic poetry1
- Macaronic verse1
- Magic1
- Manuscript waste1
- Manuscripts, Catalan1
- Manuscripts, English1
- Manuscripts, Galician1
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- Margarita, de Austria, Queen, consort of Philip III, King of Spain, 1584-16111
- Marriage (Canon law)1