Author
- Imami Heravi1
- Imām al-Dīn ibn Luṭf Allāh Lāhūrī1
- Imāmzādah, Aḥmad ibn ʻUthmān, 18th/19th cent1
- Inayat Khan1
- Inayet Efendi1
- Innocent III1
- Insha Allah Khan1
- Irbilī, Aḥmad ibn Mūsá, d. 12251
- Isaac Alfasi1
- Isaac ibn Ezra1
- Isaac ibn Ghiyyat1
- Isidore of Seville1
- Iskandar Abkariyus1
- Iskandar Rūmī1
- Ismail al-Isfahani1
- Ismail bin Mohammad Rizi1
- Ismāʻīl Jarrāḥī1
- Ismāʻīl Mufīd1
- Ismāʻīl Qarah Kamāl1
- Ismāʻīl ibn Ghunaym Jawharī1