Author
- John Fortescue1
- John Larry England1
- John Mandeville1
- John Tiptoft, 1st Earl of Worcester1
- Jordan von Quedlinburg1
- Joseph Haslewood1
- João Freire1
- Laurence Johnson1
- Laurent d'Orleans1
- Lucan1
- Luis de la Cruz1
- Luís Teixeira1
- Marcheto Fassoi1
- Martin of Opava1
- Masawaih1
- Matthew Paris1
- Miles Huggarde1
- Normandy1
- Oswald Corda1
- Otto of Passau1