The following is a list of the dates of the Holy Days of Obligation in the United States for 2009, as well as the dates of moveable feasts (holy days whose dates change from year to year). Please note that only those days that have "Holy Day of Obligation" listed beneath their entries are Holy Days of Obligation; all others are moveable feasts.

  • Mary, Mother of God (Thursday, January 1, 2009)
    Holy Day of Obligation
    • Easter (Sunday, April 12, 2009)
    • Ascension (Thursday, May 21, 2009)
      Holy Day of Obligation (transferred to Sunday, May 24, 2009 in most dioceses of the United States; for more details, see When Is Ascension 2009?)
    • Corpus Christi (Thursday, June 11, 2009; transferred to Sunday, June 14, 2009)
    • Assumption of Mary (Saturday, August 15, 2009)
      Holy Day of Obligation (abrogated because it falls on a Saturday)
    • Christ the King (Sunday, November 22, 2009)
    • Christmas (Friday, December 25, 2009)
      Holy Day of Obligation

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