Author
- Johannes Nider1
- John Frederick II of Saxony1
- John Mandeville1
- John of Genoa1
- Jörg Muelich1
- Klaus von Stille1
- Konrad III. von Soltau1
- Leo Archpriest1
- Leonhard Freisleben1
- Lieb Hirsh1
- Lorenzo Spirito Gualtieri1
- Louis IV of Bavaria1
- Marco Girolamo Vida1
- Marquard Freher1
- Martin Luther1
- Martin Merz1
- Martin of Opava1
- Matthias von Liegnitz1
- Maximus of Turin1
- Nicolaus Werner1