Former Owner
- Little family1
- London School of Jewish Studies1
- Lorenzo Berdute1
- Louis César de La Baume Le Blanc1
- Louis H. Silver2
- Louis Hercule Timoléon de Cossé-Brissac1
- Louis Lamm1
- Louis XII of France1
- Louis de Gruuthuse2
- Ludovico Settala1
- Luigi Celotti4
- Luis Escobet1
- Luis Fernández de Córdoba y Aragón1
- Lundell Library1
- Lycée Louis-le-Grand1
- Lālajī Śarmaṇ1
- Madyan Qusuni1
- Maggs Bros Ltd3
- Mahdī ibn Muṣṭafá al-Ḥusaynī1
- Manoel Pereira da Sylva1