- Iran--Qum2
- Irshād al-adhhān ilá aḥkām al-īmān (Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf)2
- Ishārāt wa-al-tanbīhāt (Avicenna)2
- Islamic eschatology2
- Islamic learning and scholarship2
- Islamic poetry, Persian2
- Islamic sermons, Persian2
- Jamʻ al-jawāmiʻ fī al-uṣūl (Subkī, Tāj al-Dīn ʻAbd al-Wahhāb ibn ʻAlī)2
- Khalwatīyah2
- Khulāṣat al-ḥisāb (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)2
- Khūjahʹzādah, ʻAbd al-Naṣīr ibn ʻAbd Allāh, active 16th century. Taḥrīrāt ʻalá al-Ṭarīqah al-Muḥammadīyah2
- Kinship (Islamic law)2
- Kāfī (Kulaynī, Muḥammad ibn Yaʻqūb)2
- Land tenure (Islamic law)2
- Leases (Islamic law)2
- Letter writing, Turkish2
- Literature2
- Mabādiʼ fī al-taṣrīf (Zanjānī, ʻAbd al-Wahhāb ibn Ibrāhīm)2
- Mahdi2
- Manāzil al-sāʼirīn (Anṣārī al-Harawī, ʻAbd Allāh ibn Muḥammad)2