Former Owner
- John Patteson1
- John R. Anderson & Co1
- John Read Dore1
- John Sotheby1
- John Stow1
- John Taylor1
- John Thomas Beer1
- John Ward, 1st Earl of Dudley1
- John Wright1
- Joseph H. Haines1
- Joseph Mayner1
- José Fernando Ramírez1
- Julius de Cardelinis1
- Jérôme Pichon1
- Jāgeśvara1
- Jān Sipār Khān ibn Rustamdilkhān1
- Kaikhusroo Minocher Jamaspasa1
- Karbalāʼī Muḥammad Ḥusayn Qāsimʹābādī1
- Katharinenkirche, Nuremberg1
- Katholieke Universiteit te Leuven Universiteitsbibliotheek1