Former Owner
- Johannes zu Reitheim1
- John Frederick Lewis1
- John Henry Wrenn1
- John Ives1
- John Jarsey1
- John Kemp1
- John Topham1
- John Wallop, Viscount Lymington2
- Julien Peridier1
- Kavīndrācārya, ca. 1600-ca. 16751
- Kherḍe, Gaṇeśa Bhaṭṭa1
- Kherḍe, Kṛṣṇa Bhaṭṭa1
- Laurence Harman King-Harman1
- Leigh Baker1
- Louis Herbert Gray1
- Luigi Celotti1
- Luis Fernández de Córdoba y Aragón1
- Lundell Library1
- M. Favia del Core1
- Maria Ludovica Favia del Core Borromeo1