Author
- Johan de Arcenay1
- Johann Herolt1
- Johann Neudörffer the Elder1
- Johannes Gherinx1
- Johannes Hymmonides1
- Johannes Leonis1
- Johannes Nider1
- Johannes Paulus1
- Johannes ab Indagine1
- Johannes von Freiburg1
- John Bale1
- John Capgrave1
- John Cassian1
- John Fortescue1
- John Gage1
- John Larry England1
- John Lydgate1
- John Mandeville1
- John Skyrrow1
- John Tiptoft, 1st Earl of Worcester1