Author
- Jews1
- Joseph Yitzchak Hakohen Poppers1
- Juan Félix de Rújula1
- Juan Vicente de Güemes, 2nd Count of Revillagigedo1
- Juana I of Castile1
- Judah Leib Prossnitz1
- Judah Rosanes1
- Kalonymus ben Kalonymus1
- Kamal al-Din al-Ghazzi1
- Kamāl aldaayn albakry1
- Karaçelebizade Abdülaziz1
- Khalīfah Shāh Muḥammad Kanawjī1
- Khalīl ibn Muḥammad Fattāl1
- Khalīl ibn al-Ghāzī Qazwīnī1
- Khayālī Bukharāʼī1
- Khiḍr ibn Ilyās Yāyābāshīzādah1
- Khvājah Muḥammad Pārsā1
- Khwaja Mir Dard1
- Kokkoka1
- Kulaynī, Muḥammad ibn Yaʻqūb, -941?1