Author
- Ibn al-Nafis1
- Ibn al-Rumi1
- Ibn al-Shatir1
- Ibn al-Wardi1
- Ibn an-Nahhas al-Halabi1
- Ibn ʻAbd al-Riḍá1
- Ibn ʻImād1
- Ibrahim Efendi1
- Ibrāhīm ibn Hibat Allāh Lakhmī1
- Ibrāhīm ibn Muḥammad Bāqir Qazwīnī1
- Ibrāhīm ibn Yaḥyá Ibn Rifāʻah al-Ghazzī1
- Ibrāhīm ibn Ḥusayn1
- Iccharamasvamin1
- Ilyās ibn ʻAbbās Mullā Shaykh al-Kurdī1
- Imami Heravi1
- Immanuel Bonfils1
- Imām al-Dīn ibn Luṭf Allāh Lāhūrī1
- Inayat Khan1
- Innocent XI1
- Isaac Aboab I1