Author
- Lucius Fenestella1
- Ludovico Vicentino degli Arrighi1
- Luís Teixeira1
- Macrobius1
- Magister Contarinus1
- Makhlouf Eldaoudi1
- Malavolti family1
- Manuel Philes1
- Marbodius of Rennes1
- Marcantonio Aldegati1
- Marceiu Vinnen1
- Marcheto Fassoi1
- Marcus Manilius1
- Martin of Braga1
- Martin of Tours1
- Matthaeus Platearius1
- Matthew Paris1
- Matthew of Vendôme1
- Maximus of Turin1
- Medingen Abbey1