Scribe
- Ibrāhīm Māturīdī1
- Ibrāhīm al-Makkī ibn ʻAlī Qayṣarī1
- Ibrāhīm ibn Muḥammad1
- Ibrāhīm ibn Muḥammad Barzanjī1
- Ibrāhīm ibn Muḥammad Ghaznawī1
- Ibrāhīm ibn Muḥammad Mahdī1
- Ibrāhīm ibn Sulaymān Ḥanafī1
- Ibrāhīm ibn Yūsuf Sarkhābī1
- Ibrāhīm ibn ʻAlī Qādirī1
- Ikhnawī, Aḥmad ibn Muḥammad1
- Ilyās ibn Khamzah ʻAlī Niyat ʻAlī ibn Khamzah1
- Ioannes de Frauenberg, active 14641
- Ismāʻīl Rushdī1
- Ismāʻīl ibn ʻAbd Allāh Khālidī1
- Ismāʻīl ibn Ṣāliḥ1
- Ismāʻīl Ṭarabzūnī1
- Istānbūlī, Darwīsh Muḥammad ibn Ḥasan1
- Ivan Blinov1
- Jacopo Tiraboschi1
- Jagannāth Āpājī Pārkar Rānjhekar1