- Fayyūmī, Aḥmad ibn Shaʻbān1
- Fayyūmī, Muḥammad, active 19th century1
- Fray Antonio de Sant Roma1
- Fāwī, Muḥammad Ibrāhīm1
- Glastonbury Abbey1
- Hasan al-Attar1
- Ibn Bābā Jūk, Aḥmad ibn Ibrāhīm, active 13th century1
- Ibn Jirjīs, Aḥsayn, active 19th century1
- Ibn Khazraj, ʻAbd al-Raḥmān ibn Muḥammad, active 12th century1
- Ibn al-Maqrūn1
- Ibrāhīm Jīzāwī1
- Ibrāhīm Māturīdī1
- Ibrāhīm al-Makkī ibn ʻAlī Qayṣarī1
- Ibrāhīm ibn Muḥammad1
- Ibrāhīm ibn Muḥammad Barzanjī1
- Ibrāhīm ibn Muḥammad Mahdī1
- Ibrāhīm ibn Sulaymān Ḥanafī1
- Ibrāhīm ibn Yūsuf Sarkhābī1
- Ibrāhīm ibn ʻAlī Qādirī1
- Ikhnawī, Aḥmad ibn Muḥammad1