September 8th is the date the Catholic Church celebrates Mary's birthday because it's exactly 9 months after the Church celebrates the Immaculate Conception on December 8th. The fact is we really don't know when her birthday is, so the Church set a date aside to celebrate it.
September 8th is the date the Catholic Church celebrates Mary's birthday because it's exactly 9 months after the Church celebrates the Immaculate Conception on December 8th. The fact is we really don't know when her birthday is, so the Church set a date aside to celebrate it.