Lady Jane Grey (1536/1537 – 12 February 1554), also known as the Nine Days Queen. She ruled England from 10 July until 19 July 1553 until Queen Mary I rightfully took the throne. Although she never had any ambition for the throne and was a victim of powerful lords, she was still executed at the Tower of London.
"Elizabeth of York and Jane Seymour (detail from the Whitehall Mural)", from the 1667 copy by Remigius van Leemput of the 1537 original, by Hans Holbein the Younger (Flemish, 1497/98-1543). Elizabeth (1466-1503) was Queen consort of England as spouse of King Henry VII from 1486 until 1503, and mother of King Henry VIII of England. Jane Seymour was one of Henry VIII's queens, and would've been in the early stages of her pregnancy when she stood for the original painting in 1536-37.
On 9 September 1543 Mary Stuart, at nine months old, is crowned “Queen of Scots” in the central Scottish town of Stirling. She ruled Scotland for 25 tumultuous years, ending in 1567. At one time, she claimed the crowns of four nations - Scotland, France, England and Ireland. Her physical beauty and kind heart were acknowledged even by her enemies.