Author
- John of Lancaster, 1st Duke of Bedford1
- John, Duke of Berry1
- Juan de Mena1
- Juan de Torquemada1
- Juana I of Castile1
- Julius III1
- Kingdom of Bohemia1
- Kingdom of England1
- Kingdom of France1
- Kingdom of Naples1
- Konrad III. von Soltau1
- Leonardo Emo1
- Leonardo Loredan1
- Leonardo Nunes1
- Lope de Vega1
- Lorenzo Gondi1
- Lorenzo Priuli1
- Lorenzo Pucci1
- Lorenzo Spirito Gualtieri1
- Louis Hélian1