- Lemos, Pedro Fernández Ruiz de Castro y Osorio, conde de, active 17th century1
- Lensi, Lorenzo1
- Lenzi, Giovanni, 1963-1
- Leo X, Pope, 1475-15211
- Letter writing, German1
- Lion hunting1
- Liturgical books1
- Liturgies1
- Local government--Law and legislation1
- Local officials and employees1
- Lord's Supper1
- Lorenzo, Betto di1
- Lorenzo, Giovanni Battista di1
- Lorenzo, Guidone di1
- Lorenzo, Lello di1
- Lorenzo, Vanna di1
- Lotti, Piero1
- Louis XII, King of France, 1462-15151
- Lumbres, Ernulfus de1
- Lupi, Mea1