Former Owner
- John Leeche1
- John Roland Abbey1
- John Ruskin1
- John Sotheby1
- John Thomas Beer1
- John Ward, 1st Earl of Dudley1
- John William Harshberger1
- Juan Burgueño1
- Julian Burgueño1
- Julius de Cardelinis1
- Jérôme Pichon1
- Jāgeśvara1
- Kavīndrācārya, approximately 1600-approximately 16751
- Kenneth X. Robbins1
- Kherḍe, Gaṇeśa Bhaṭṭa1
- Kherḍe, Kṛṣṇa Bhaṭṭa1
- Khiste, B.N1
- Kloster Rebdorf1
- Kāle, Gālambhaṭṭa1
- Kāle, Janārdana1