January 1st: Mary, Mother of God (Solemnity*)
February 2nd: The Presentation of the Lord (also known as Candlemas): Feast
February 11th: Our Lady of Lourdes (Optional Memorial)
March 25th: The Annunciation of the Lord (Solemnity)
May 13th: Our Lady of Fatima (Optional Memorial)
The Monday after Pentecost: The Blessed Virgin Mary, Mother of the Church (Memorial)
The Saturday after the 2nd Sunday after Pentecost: The Immaculate Heart of Mary (Memorial)
Aug 15th: The Assumption of the Blessed Virgin Mary (Solemnity*)
Aug 22nd: The Queenship of the Blessed Virgin Mary (Memorial)
Sept 8th: The Nativity of the Blessed Virgin Mary (Feast)
Sept 15th: Our Lady of Sorrows (Memorial)
October 7th: Our Lady of the Rosary (Memorial)
November 21st: The Presentation of the Blessed Virgin Mary (Memorial)
December 8th: The Immaculate Conception (Solemnity*)-Patronal Feastday of the United States of America
December 12th: Our Lady of Guadaloupe (Feast)
*Depending on the day it falls within the calendar, these Solemnities are considered Holy Days of Obligation.
Additionally, the month of May is traditionally dedicated to Mary and the month of October is dedicated to the Rosary.