- Marriage (Roman law)1
- Marriage customs and rites1
- Marriage customs and rites, Medieval1
- Marriage law1
- Marriage--Moral and ethical aspects1
- Marriage--Religious aspects1
- Marriage--Religious aspects--Christianity1
- Martini, Cornelia2
- Martini, Giovanni1
- Martini, Girolamo1
- Martini, Roberto2
- Martino, Barone di1
- Martino, Odino S., active 15th century1
- Martino, Vanni di1
- Martyrologies4
- Martyrs4
- Mary Magdalene, Saint3
- Mary, Blessed Virgin, Saint22
- Mary, Blessed Virgin, Saint, in the liturgy1
- Mary, Blessed Virgin, Saint, in the liturgy--Orthodox Eastern Church1