Name
- Manrique, Fray Luis1
- Mantua, Duchess of. Margaret, widow of Francesco, Duke1
- Martires, Bartolomeu, Archbishop of Braga1
- Mascarenhas, Antonio1
- Mascarenhas, Fernando1
- Mascarenhas, Fernando Martinez, Bishop of Algarve1
- Matos de Noronha, Sebastian, Inquisidor de Coimbra, Bishop Elect of Elvas1
- Mendoça Hurtado, Diogo, Governor of Brazil1
- Mendoça, Francisco1
- Menezes, Alfonso1
- Menezes, Diogo, Conde de Ericeira1
- Mesquita, Francisco1
- Motta, Mendo1
- Moura Corte-Real, Manuel, Marques de Castel Rodrigo1
- Moura, Christoval, Marques de Castel Rodrigo1
- Noronha, Carlos1
- Noronha, Miguel, Conde de Linhares1
- Olmo, Joan del1
- Pereira de Sousa, Henrique1
- Pereira, Antonio, of Egerton MS 11331