They are usually referred to as icons.
It is called a statue of the Virgin Mary, some times the Madonna.
To the best of my knowledge it is just call the Blessed Virgin's statue, or the picture of the Blessed Virgin, I never heard of a particular word for such a thing. Some pictures or icons are referred to as "The Madonna" as in the "The Black Madonna".
You would find a statue of the Virgin Mary in a Catholic Church.
china
You would find a statue of the Virgin in a Roman Catholic Church.
Sanziago
Our Lady of Valkhanni.
Bulgaria, in the city of Haskovo. The monument has been certified by the Guinness Book of World Records as the tallest statue of the Virgin Mary with the Infant Jesus in the world.
It has no significance other than you have received a free statue of Mary and someone else lost one.
A picture of a saint is called an icon. Icons are religious images that hold symbolic meaning and are used in various Christian traditions for prayer and worship.
The Virgin Mary is the protector of peace because in the 16th century a Capuchin friar had a statue of Mary, which he took to Paris. This statue was known as Notre Dame de Paix that was venerated by the people. The Catholic Church gave the Virgin Mary is Our Lady of Peace. This feast is celebrated on July 9.
Michelangelo