Author
- Kamāl al-Dīn ibn Āsāyish Shirwānī1
- Keśavamiśra1
- Khalīl ibn Shāhīn1
- Khwājakīzādah, Muṣṭafá ibn Muḥammad, d. 15901
- Kingdom of Bohemia1
- Kingdom of France1
- Kirmānī, Muḥammad ibn ʻAlī1
- Kollegium Sankt Nikolaus1
- Lactantius1
- Lamii çelebi1
- Leo III1
- Leonardo Bruni1
- Leonardo Emo1
- Leonardo Loredan1
- Leonhard Freisleben1
- Lorenzo Giacomini1
- Lorenzo Gondi1
- Lorenzo Priuli1
- Lorenzo Pucci1
- Lorenzo de Padilla1