Why was Mary called Mary queen of Scots?

Answer 1

She was called bloody Mary

Answer 2

She was crowned queen of Scotland because her father James V of Scotland died in battle, but Mary was to young to rule so her mother Mary of Guise ruled in her place. In 1558 she married Francis II of France and became queen and at the age of 19 moved back to Scotland to rule because Francis died of an ear infection. Mary wanted to be queen of England but her cousin Elizabeth was queen and Elizabeth had Mary executed before she could take the crown

Answer 3

She was named Mary after her mother, and because her birthday was the day celebrated by the Roman Catholic Church as the day the Virgin Mary was conceived.

Answer 4

She was forever getting involved with plots against Elizabeth, even though she had come to England for protection.