Scribe
- Johannes de Luxia1
- Johannes de Tossens1
- Johannes of Regensburg1
- Johannes, de Beylario1
- John Capgrave1
- John Shirley1
- John Waller1
- John de Beauchesne1
- Juan de la Mote1
- Justinus of Master Stephanus1
- Katherina Mast1
- Ludovico Vicentino degli Arrighi1
- Luxeuil Abbey1
- Master of the Ottoboni Livy1
- Masullus1
- Milanus Burrus1
- Monterillus Perutii1
- Natalis Wassonius1
- Niccolò Berti Martini de' Gentiluzi1
- Nicholas Jarry1