- Jewish women2
- Jews--Education2
- Jews--Emancipation2
- Jinn2
- John I, King of Portugal, 1357-14332
- Joseph Della Reina, active 15th century2
- Juana, of Austria, Princess of Portugal, 1535-15732
- Judaism--Ari rite2
- Judaism--Controversial literature2
- Judaism--Doctrines2
- Judeo-Persian language2
- Judeo-Persian literature2
- Judges (Islamic law)2
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-14132
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Miṣbāḥ fī sharḥ al-Miftāḥ2
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyat al-Tajrīd2
- Jānakīnātha Bhaṭṭācārya, active 16th century. Nyāyasiddhāntamañjarī2
- Kaddish2
- Karaites2
- Karaitic literature2