Author
- Henry de Bracton1
- Hibat Allāh ibn Salāmah1
- Ibn Bardis1
- Ibn Hajar al-Asqalani1
- Ibn Hisham Al-Ansari1
- Ibn Manzur1
- Ibn Said al-Maghribi1
- Ibn Taymiyyah1
- Ibn Yūsuf, Yūsuf ibn Aḥmad, 14th cent1
- Ibn al-Kharrāṭ1
- Ibn al-Salah1
- Ibn ʿAqīl1
- Ibrāhīm ibn Muḥammad Ibn Zuqqāʻah1
- Imam Ar-Rafi'i1
- Innocent III1
- Isaac Alfasi1
- Isaac ben Joseph of Corbeil1
- Ismail al-Isfahani1
- Izz al-Din ibn 'Abd al-Salam1
- Izz al-Din ibn Hibatullah ibn Abi l-Hadid1