Former Owner
- Ilyās ibn Yūsuf Nāʻimat1
- Imam Shamil7
- Institut für Orientalistik (Universität Wien)1
- Ismāʻīl ibn Pīr Muḥammad Sarūrī1
- Ismāʻīl ibn al-Ḥājj ʻĪsá Jurayj al-Muhannā1
- James Bassett2
- Jean E. Austin1
- Jean de Carvalho Martins Ferrão de Castelo Branco1
- Johann Heinrich van Ess1
- Johann Michael Schiller1
- John E. Burton1
- John Frederick Lewis49
- Joseph H. Haines1
- Karbalāʼī Muḥammad Ḥusayn Qāsimʹābādī1
- Karl Wilhelm Hiersemann1
- Khouri, Elias Alexander1
- Lawrence J. Schoenberg29
- Louis Herbert Gray1
- Luther Albertus Brewer1
- Lydia Thompson Morris1