Author
- Jewish Community of Amsterdam, Netherlands1
- Jewish Community of Carpentras, France1
- Jewish Community of Pitigliano, Italy1
- Joan Martines1
- Johann Herolt1
- Johann Hertzhaimer1
- Johann Reger1
- Johannes Hymmonides1
- Johannes Lichtenberger1
- Johannes Milis1
- Johannes Nider1
- Johannes Schöner1
- Johannis Hieronymus1
- John Bale1
- John Burgh1
- John Capgrave1
- John Davnay1
- John Felton1
- John Halgren of Abbeville1
- John Larry England1