Elizabeth
There is NO British Elizabeth III. The present reigning monarch is Elizabeth II.
Elizabeth Alexandra Mary is her full name.
Prince Andrew's mother is Queen Elizabeth II
Queen Elizabeth II
Which one? Queen Elizabeth I or Queen Elizabeth II? If you're talking about the current Queen (Elizabeth II), no. However, she is from the House of Windsor. Elizabeth I, did have a last name Elizabeth Tudor.
Elizabeth Alexandra Mary Windsor.
No
Elizabeth Alexandra Mary Winsor
Elizabeth Alexandra Mary Windsor.
Queen Elizabeth II is queen of the United Kingdom (which includes England).
Elizabeth Tudor Queen Elizabeth the First was from the house of Tudor so her name would have been Elizabeth Tudor. The current Queen Elizabeth the Second is from the house of Windsor, so her name is Elizabeth Windsor.
Queen Elizabeth I of England was the first cousin 13 times removed of Queen Elizabeth II of the United Kingdom.