- Sabbatine Privilege
- Saint Anne Teaches Mary to Read
- Saint Bernadette and Pope Leo XIII
- Saint Giovanni Bosco and Mary
- Saint Joseph
- Saint Joseph Lily
- Saint Joseph, Importance of
- Saint Joseph, What about?
- Saint Juan Diego and Mary's Evangelizing Mission
- Saint Juan Diego's Tilma
- Saint Thérèse de Lisieux, Marian Devotion of
- Sainthood of Mary
- Sainthood of Mary: Canonization
- Sainthood of Mary: Sanctity
- Saints Ann and Joachim, Parents of the Blessed Virgin Mary, Memorial of
- Salus Populi Romani
- Salvation and Mary
- Sampram, Thailand Entrustment to Mary
- San Juan de los Lagos Shrine
- Sanctuarium, Definition
- Santa Maria del Sacro Monte
- Santa Maria della Strada
- Saturday Devotions
- Scapular, What is a
- Schoenstatt Movement
- Schoenstatt Movement: Marian Spirituality
- Schönstatt-Frauenbund
- Schwarze Mutter Gottes
- Scripture on the Life of Mary
- Seat of Wisdom, Meaning of
- Secrets of Fatima
- Secular Missionary Carmel
- Serenity Pines Garden: University of Dayton
- Servants of Mary
- Servi Jesu et Mariae
- Servites
- Servizio Missionario Giovani
- Seven Decade Rosary
- Seven Joys of Mary Devotion
- Seven Sorrows, Seven Joys
- Shells and Mary
- Shrines in Argentina
- Shrines in Austria
- Shrines in Belgium
- Shrines in Brazil
- Shrines in Bulgaria
- Shrines in Canada
- Shrines in Chile
- Shrines in China
- Shrines in Costa Rica
- Shrines in England
- Shrines in France
- Shrines in Germany
- Shrines in Greece
- Shrines in Hungary
- Shrines in India
- Shrines in Ireland
- Shrines in Italy
- Shrines in Japan
- Shrines in Korea
- Shrines in Lithuania
- Shrines in Malta
- Shrines in Mexico
- Shrines in New Zealand
- Shrines in Peru
- Shrines in Poland
- Shrines in Romania
- Shrines in Scandinavia
- Shrines in Slovakia
- Shrines in Spain
- Shrines in the Czech Republic
- Shrines in the Holy Land
- Shrines in the Netherlands
- Shrines in the Philippines
- Shrines in the United States
- Shrines in Trinidad and Tobago
- Shrines in Venezuela
- Siblings of Mary
- Silence and Mary
- Silent Workers of the Cross Association
- Sinlessness of Mary
- Snow White
- Snow White and Semiotics in Religion
- Sodalitium of Christian Life
- Sodality – Marian Devotion and Catholic Action, The
- Sofferetti Apparitions
- Solemnity of Mary's Maternity, Origins
- Solomon Islands Entrustment to Mary
- Stabat Mater Poetry
- Stabat Mater, Origins
- Stamps for the Canonization of Popes John XXIII and John Paul II
- Stamps: Flight into Egypt
- Star of the Sea
- Star of the Sea, Votive Mass
- Stations of the Cross and Mary
- Statues of Mary, University of Dayton
- Stella Maris
- Stella Matutina
- Stephen of Sawley: Mary's Joys
- Study Outline
- Sub Tuum Praesidium Prayer
- Sunday, Day of the Lord