- Turmeda, Anselm, 1352-1432?1
- Tāfilātī, Muḥammad ibn Muḥammad, d. 17771
- Tāj al-Millah wa-al-Dīn Kāshānī1
- Tēkchand, called Bahār1
- Tırsı̂1
- Tūqātī, Aḥmad ibn Muḥammad, 14th cent1
- Ulugh Beg1
- Wafāʼī, Muḥammad ibn Badr al-Dīn1
- Warram ibn Abi Firas al-Hilli1
- Wassaf1
- Waḍḍāḥī, Jamāl al-Dīn ibn Ziyād1
- William McElwee Miller1
- Ya'qub al-Jarkhi1
- Yamamoto Tsunetomo1
- Yamanī, ʻĪsá ibn Luṭf Allāh, 1578 or 9-16381
- Yaqut al-Hamawi1
- Yazıcı Salahuddin1
- Yaʻqūb ibn Muḥammad Ṭāʼūsī1
- Yaḥyá Muḥammad1
- Yaḥyá ibn Mūsá al-ʻAmrīṭī1