M

Macarius of Alexandria, Saint

Macarius the Elder, Saint

Macarius of Ghent, Saint

Macarius of Jerusalem, Saint

Macedonius and Theodolus, Saints

Macrina the Younger, Saint

Maddalena Panattieri, Blessed

Madeleine Sophie Barat, Saint

Magin Catalá, Servant of God

Magloire, Saint

Magnus of Füssen, Saint

Majolus of Cluny, Saint

Majoricus and Dionysia, Saints

Malchus of Syria, Saint

Mamertinus, Saint

Mamertus, Saint

Mammes of Caesarea, Saint

Mannes de Guzman, Blessed

Mansuetus, Saint

Marcella, Saint

Marcellin Champagnat, Saint

Marcellinus, Saint

Marcellinus of Ancona, Saint

Marcellinus of Gaul, Saint

Marcellinus and Peter, Saints

Marcellus, Saint

Marcellus and Apuleius, Saints

Marcellus of Apamea, Saint

Marcellus of Chalon, Saint

Marcellus of Tangier, Saint

Marcian of Auxerre, Saint

Marciana, Saint

Marcolino of Forli, Blessed

Marcus & Marcellianus, Saints

Margaret of Antioch, Saint

Margaret Bourgeoys, Saint

Margaret of Castello, Saint

Margaret Clitherow, Saint

Margaret of Cortona, Saint

Margaret of Hungary, Saint

Margaret of Landshut, Blessed

Margaret of Lorraine, Blessed

Margaret of Louvain, Saint

Margaret of Savoy, Blessed

Margaret of Scotland, Saint

Margaret Ward, Saint

Margaret Mary Alacoque, Saint

Margeurite Bays, Saint

Maria Agnese Chiara of the Sacred Side of Jesus, Venerable

Maria Bartolomea Bagnesi, Blessed

Maria Bernarda Bütler, Saint

Maria of Brabant, Blessed

Maria de Cervelló, Saint

Maria Cristina di Savoia, Blessed

Maria Faustyna Kowalska, Saint

Maria Francesca delle Cinque Piaghe, Saint

Maria Giuliana del Sanctissimo Sacramento, Venerable

Maria Goretti, Saint

Maria Mancini of Pisa, Blessed

Maria De Mattias, Saint

María Micaela of the Blessed Sacrament, Saint

Mariano da Roccacasale, Blessed

Marie Antoinette, Queen

Marie la Douloureuse, Saint

Marie of the Incarnation, Saint

Marie de Jésus (Antoinette Fage), Venerable

Marie of Oignies, Blessed

Marie de Rabutin-Chantal, marquise de Sévigné

Marie-Madeleine Postel, Saint

Marie Madeleine de Vignerot, Duchess of Aiguillon

Marie-Thérèse du Cœur de Jésus, Venerable

Blessed Marie Thérèse Haze

Marie Thérèse Louise of Savoy, Princesse de Lamballe

Marina the Monk, Saint

Marinus, Saint and Saint Anianus

Marius, Martha, and Sons, Saints

Mark Barkworth, Blessed

Mark the Evangelist, Saint

Mark the Hermit, Saint

Mark of Modena, Blessed

Marquard of Hildesheim, Blessed and the Martyrs of Ebsdorf

Martin I, Saint

Martin de Porres, Saint

Martin of Tours, Saint

Martinianus, Saint

Mary Augustine Barber

Mary Cleophas, Saint

Mary of Egypt, Saint

Mary Euphrasia Pelletier, Saint

Mary Francis of the Five Wounds, Venerable

Mary of Jesus of Ágreda, Venerable

Mary Magdalene, Saint

Mary Magdalene de’Pazzi, Saint

Mary Queen of Scots

Mary Salome, Saint

Mary the Younger, Saint

Maternus of Cologne, Saint

Mathurin, Saint

Matilda of Canossa

Matilda of Ringelheim, Saint

Matrona of Perge, Saint

Matthew Carrieri, Blessed

Matthias, Saint

Maurice, Saint and Companions

Maurice, Saint and the Theban Legion

Maurelius of Voghenza, Saint

Maurilius of Angers, Saint

Maurontius of Douai, Saint

Maxellende of Caudry, Saint

Maxentia of Beauvais, Saint

Maxentius of Trier, Saint and Companions

Maxima, Donatilla, and Secunda, Saints

Maxima, Martinian, and Saturianus, Saints

Maximilian Kolbe, Saint

Maximilian of Lorsch, Saint

Maximin of Trier, Saint

Maximus of Aquila, Saint

Maximus of Pavia, Saint

Maximus the Confessor, Saint

Mechtilde of Edelstetten, Saint

Mechtilde of Hackeborn, Saint

Medardus, Saint

Medericus, Saint

Megingoz, Saint

Melania the Younger, Saint

Melchor García Sampedro, Saint

Melitina, Saint

Mellitus, Saint

Mellonius, Saint

Menas and Hermogenes, Saints

Mercurius, Saint

Methodius I of Constantinople, Saint

Michael the Archangel, Saint

Michael the Archangel, Saint, Apparition of

Michael de Sanctis, Saint

Miguel Pro, Blessed

Mildburh, Saint

Mildrith, Saint

Militiades, Saint

Minias of Florence, Saint

Modestus of Jerusalem, Saint

Molaise of Leighlin, Saint

Montanus, Saint and Companions

Moses the Black, Saint

Moses the Legislator, Saint

Mustiola, Saint and Saint Irenaeus