There are many saints named Mary so you need to be more specific.
Hail Mary, Hail Holy Queen, Memorare, and the Magnificat are the well known prayers to the Virgin Mary.
Mary MacKillop, Australia's first saint, is credited with two miracles recognized by the Catholic Church. The first miracle involved the healing of a woman with terminal cancer in 1961, who attributed her recovery to MacKillop's intercession. The second miracle occurred in 2010, when a boy with a severe brain condition was reportedly cured after prayers to Mary MacKillop. These miracles played a crucial role in her canonization in 2010.
The Two-Minute Miracles was created in 1995.
Yes she it. There have been many miracles which prove this.
Roman Catholic AnswerThere are no recorded miracles of the Blessed Virgin Mary, in the modern sense of the word. She stands head and shoulders above every other human being in the miracle of complete and total submission to the Will of God. She is the only human being (save Our Blessed Lord, Himself) who perfectly fulfilled God's Will for her.
Through the intercession of Mary, one lady was cured of her terminal cancer and another of leukemia.
Saint Faustina did not perform miracles. She did receive a message of mercy from the Lord, asking her to spread mercy.
Saint Bernadette was visited by the Blessed Virgin Mary seventeen times. Mary told Bernadette to dig in the mud, and when Bernadette did a spring appeared. Many miracles happened when people used the spring.
Healing miracles: Healing people of problems Miracles of Abundance: feeding the 5.000 for example
One of her miracles involved the total and almost instant cure of a woman with terminal cancer. A second miracle used for her canonization involved a total cure of another lady who was dying of leukemia.
There are no specific miracles attributed to Saint Anne in historical records. However, she is recognized in the Catholic tradition as the mother of Mary and the grandmother of Jesus, and she is venerated as the patron saint of mothers and grandmothers.
In 1984 Pope john Paul II changed the canonization process so only two miracles are required for canonization. A third miracle is not required.