Title: Princess Mary, Duchess of Gloucester and Edinburgh
Content:  Mary's upbringing was very sheltered and she spent most of her time with her parents and sisters. King George and Queen Charlotte were keen to shelter their children, particularly the girls. Mary, however, married on 22 July 1816, to her first cousin, Prince William Frederick, Duke of Gloucester and Edinburgh, the son of George III's brother, Prince William Henry, Duke of Gloucester and Edinburgh. On their wedding day, Mary's brother, The Prince Regent, raised the bridegroom's style from Highness to Royal Highness, an attribute to which Mary's rank as daughter of the King already entitled her. William Frederick had initially sought to marry 
Title: Princess Mary, Duchess of Gloucester and Edinburgh
Content:  Princess Mary, Duchess of Gloucester and Edinburgh (25 April 1776 – 30 April 1857) was the eleventh child and fourth daughter of King George III of the United Kingdom and his consort Charlotte of Mecklenburg-Strelitz. She married her first cousin, Prince William Frederick, Duke of Gloucester and Edinburgh, when both were 40, and was his widow in later life. In her last years, her niece Queen Victoria was on the throne as the fourth monarch during Mary's life, after her father and two of her brothers, George IV and William IV of the United Kingdom. Dying aged 81 at Gloucester House, Weymouth, Mary was the longest-lived and last survivor of George III's fifteen children (of whom thirteen lived to adulthood).
Title: Princess Mary, Duchess of Gloucester and Edinburgh
Content: Landgrave Frederick of Hesse-Cassel (her first cousin once-removed, for whom The Earl of Hertford, Lord Chamberlain stood proxy) ; The Duchess of Saxe-Gotha-Altenburg (wife of her first cousin once-removed, for whom The Duchess of Argyll, Lady of the Bedchamber to The Queen, was proxy) ; Princess Charles of Mecklenburg-Strelitz (her third cousin once-removed, for whom The Dowager Countess of Effingham, Lady of the Bedchamber to The Queen, stood proxy). Princess Mary was born on 25 April 1776, at Buckingham Palace, London. Her father was the reigning British monarch, George III. Her mother was Queen Charlotte, the daughter of Charles, reigning Duke of Mecklenburg-Strelitz. Mary was baptized on 19 May 1776, in the Great Council Chamber at St. James's 
Title: Princess Mary, Duchess of Gloucester and Edinburgh
Content: 25 April 1776 – 22 July 1816: Her Royal Highness The Princess Mary ; 22 July 1816 – 30 April 1857: Her Royal Highness The Duchess of Gloucester and Edinburgh 
Title: Princess Mary, Duchess of Gloucester and Edinburgh
Content:  Princess Mary died on 30 April 1857 at Gloucester House, London, aged 81. She was the last-surviving and longest-lived child of King George III and Queen Charlotte.
Title: Princess Alice, Duchess of Gloucester
Content:  Princess Alice, Duchess of Gloucester, (born Alice Christabel Montagu Douglas Scott; 25 December 1901 – 29 October 2004) was the wife of Prince Henry, Duke of Gloucester, the third son of King George V and Queen Mary. She was the mother of Prince William of Gloucester and Prince Richard, Duke of Gloucester. The daughter of the 7th Duke of Buccleuch, Scotland's largest landowner, she became by marriage a princess of the United Kingdom, and a sister-in-law to Edward VIII and George VI. She was thus an aunt by marriage to Elizabeth II. Princess Alice was extremely well travelled, both before and after her marriage. At the time of her death at 102, she was the oldest living member of the British royal family.
Title: Prince William Frederick, Duke of Gloucester and Edinburgh
Content:  On 22 July 1816, he married Princess Mary, his first cousin and the fourth daughter of George III. The marriage took place at St. James's Palace, London. On that day, The Prince Regent granted the Duke the style of His Royal Highness by Order in Council. The Duke and Duchess of Gloucester lived at Bagshot Park in Surrey. They had no children together; they had married when both were 40. The Duke had been encouraged to stay single, so that there might be a suitable groom for Princess Charlotte of Wales, the heiress to the throne, even if no foreign match proved suitable; she had married Prince Leopold of Saxe-Coburg ten weeks earlier.
Title: Maria, Duchess of Gloucester and Edinburgh
Content: Princess Sophia of Gloucester (1773–1844) ; Princess Caroline of Gloucester (1774–1775) ; Prince William Frederick, Duke of Gloucester and Edinburgh (1776–1834) On 6 September 1766 she married Prince William Henry, Duke of Gloucester and Edinburgh, at her home in Pall Mall, London. The Duke was a brother of King George III. The marriage was conducted in secret as the British Royal Family would not have approved of a marriage between a prince and a widow of non-royal rank and illegitimate birth. They lived at St Leonard's Hill in Clewer, near Windsor, and had three children. The marriage to a commoner of the Duke's other brother, 
Title: Prince William, Duke of Gloucester
Content:  Prince William, Duke of Gloucester (24 July 1689 – 30 July 1700), was the son of Princess Anne (later Queen of England, Ireland and Scotland from 1702) and her husband, Prince George of Denmark. He was their only child to survive infancy. Styled Duke of Gloucester, he was viewed by contemporaries as a Protestant champion because his birth seemed to cement the Protestant succession established in the "Glorious Revolution" that had deposed his Catholic grandfather James II & VII the previous year. Anne was estranged from her brother-in-law and cousin, William III & II, and her sister, Mary II, but supported links between them and her son. He grew close to his uncle William, who created him a Knight of the Garter, and his aunt Mary, who frequently sent him 
Title: Maria, Duchess of Gloucester and Edinburgh
Content:  Maria, Duchess of Gloucester and Edinburgh (née Maria Walpole; 10 July 1736 – 22 August 1807) was Countess Waldegrave from 1759 to 1766 as the wife of James Waldegrave, 2nd Earl Waldegrave, and a member of the British royal family from 1766 as the wife of Prince William Henry, Duke of Gloucester and Edinburgh.

Question: Who is the father of Princess Mary, Duchess of Gloucester and Edinburgh?
Answer: George III of Great Britain.
George III of the United Kingdom.
George William Frederick.
George William Frederick Hanover.
George Hanover.
roi de Grande-Bretagne Georges III.
King of Great Britain George III.
King George III.
re di Gran Bretagna e Irlanda George III.
Elector and King of Hanover George III.
Georg Wilhelm Friedrich.
König Georg III. Großbritannien.
George III, King of Great Britain.
George III.
Farmer George.