John Cassian

Saint John Cassian
Church Father Theologian, Monk
Born	c. 360[1] Scythia Minor, Roman Empire
Died	c. 435 Massilia, Gallia Narbonensis, Roman Empire
Venerated in	Catholic Church Eastern Orthodox Church Anglican Communion
Major shrine	Monastery of St Victor, Marseille
Feast	East: February 29th (28th non-leap years) West: July 23

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Christian mysticism
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People (by era or century) Antiquity Ancient African Origen Thomasines Gregory of Nyssa Pseudo-Dionysius Desert Fathers Paul of Thebes Anthony the Great Arsenius the Great Poemen Macarius of Egypt Moses the Black Syncletica Athanasius John Chrysostom Hilarion John Cassian 11th · 12th Bernard of Clairvaux Guigo II Hildegard of Bingen Symeon the New Theologian 13th · 14th Dominican Dominic de Guzmán Franciscan Francis of Assisi Anthony of Padua Bonaventure Jacopone da Todi Angela of Foligno English Richard Rolle Walter Hilton Julian of Norwich Margery Kempe Flemish Beatrice of Nazareth Lutgardis Hadewijch John van Ruysbroeck German Meister Eckhart Johannes Tauler Henry Suso Female Beatrice of Nazareth Bridget of Sweden Catherine of Siena Mechthild of Magdeburg Marguerite Porete 15th · 16th Spanish Ignatius of Loyola Francisco de Osuna John of Ávila Teresa of Ávila John of the Cross Others Catherine of Genoa 17th · 18th French Margaret Mary Alacoque Pierre de Bérulle Jean-Jacques Olier Louis de Montfort Charles de Condren John Eudes John of St. Samson Others Mary of Jesus of Ágreda Anne Catherine Emmerich Veronica Giuliani Francis de Sales 19th Dina Bélanger Catherine Labouré Mélanie Calvat Maximin Giraud Bernadette Soubirous Conchita de Armida Luisa Piccarreta Mary of the Divine Heart Thérèse of Lisieux Gemma Galgani 20th Padre Pio Therese Neumann Marthe Robin Alexandrina of Balazar Faustina Kowalska Sister Lúcia of Fátima Edgar Cayce Simone Weil Alfred Delp Thomas Merton Charles de Foucauld Edvige Carboni Elena Aiello Contemporary papal views Aspects of meditation (Orationis Formas, 1989) Reflection on the New Age (2003)
Literature and media Lingua ignota Ordo Virtutum Scivias Ascent of Mount Carmel Dark Night of the Soul Spiritual Canticle Way of Perfection Book of the First Monks The Interior Castle Abbey of the Holy Ghost A Dialogue of Comfort against Tribulation From Willow Creek to Sacred Heart The Glories of Mary The Imitation of Christ The Ladder of Divine Ascent Philokalia Revelations of Divine Love The Story of a Soul Theologia Germanica Devotio Moderna Fatima in Lucia's Own Words Calls from the Message of Fatima The Miracle of Our Lady of Fatima Sol de Fátima The Cloud of Unknowing On the Consolation of Philosophy The Mirror of Simple Souls Sister Catherine Treatise Tractatus de Purgatorio Sancti Patricii The Vision of Adamnán Divine Comedy Inferno Purgatorio Paradiso Fatima
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John Cassian, also known as John the Ascetic and John Cassian the Roman (Latin: Ioannes Eremita Cassianus, Ioannus Cassianus, or Ioannes Massiliensis;^[2] Greek: Ίωάννης Κασσιανός ό Ερημίτης; c. AD 360 – c. 435), was a Christian monk and theologian celebrated in both the Western and Eastern churches for his mystical writings.^[3] Cassian is noted for his role in bringing the ideas and practices of early Christian monasticism to the medieval West.