Moncada, Hugo, [43-4]
Monferrato, Marquises of, [5], [13], [16], [25], [32]
Montorsoli, artists, [58], [170]
Morato, Olimpia, embraced reform, [309]
Nardi, Jacopo, historian, [268]
Occhiali, pirate, his singular treaty with the Duke of Savoy, [283]
Ochino, Bernardino da Siena, reformer, [259], [309], [313]
Olgiato, Milanese conspirator, [149]