© Getty Images

Katherine of England -

The youngest child of King Henry III and Queen Eleanor of Provence was born in 1253, but sadly passed away at Windsor Castle aged three and a half.

© Public Domain

Philippa of Hainaut -

In 1327, a young Philippa of Hainaut married King Edward III and moved from France to England. They had 12 children.

© Getty Images

Philippa of Hainaut -

Philippa of Hainaut was adored by her people and is regarded as one of England's most beloved queens. She died at Windsor Castle in 1369.

© Getty Images

Prince William, Duke of Gloucester -

The son of Queen Anne was born in 1689. Unfortunately, the prince was not a healthy child. Not only was he often sick, but William also seemed to show signs of developmental difficulties.

© Public Domain

Prince William, Duke of Gloucester -

The Duke of Gloucester contracted smallpox when he was 11, and eventually died at Windsor Castle in 1700.

© Public Domain

Prince Alfred of Great Britain -

The son of King George III and Queen Charlotte died shortly after being inoculated against smallpox. Prince Alfred of Great Britain was just one when he passed away at Windsor Castle in August 1782.

© Public Domain

George III -

George III became king in 1760. He became known for mainly two things: losing the American colonies during the Revolutionary War, and his poor mental health.

© Getty Images

George III -

The mental health of George III deteriorated severely over the years, until his son George, the Prince of Wales, had to take over as regent. George III died at Windsor Castle in 1820.

© Getty Images

George IV -

George IV ascended to the throne in 1820. His allegedly lavish lifestyle, which included heavy drinking and eating, started to take a toll on his health. George IV had become obese when he fell ill in 1830.

© Public Domain

George IV -

George IV's physical and mental health deteriorated rapidly, and he eventually passed away on June 26, 1830, at Windsor Castle, aged 67.

© Getty Images

Sir John Barton -

Sir John Barton was born in 1771 and became a famous engineer. He invented numerous things, and worked as a comptroller of the Royal Mint.

© Getty Images

Sir John Barton -

Sir John Barton was friends with King William IV and Queen Adelaide, and used to visit them at Windsor Castle. Barton eventually died at the castle in 1834, aged 63. The king ordered a tribute plaque to be put in Windsor's St. George's Chapel.

© Getty Images

William IV -

William IV's had a short seven-year reign, which lasted from 1830 to 1837. Curious fact: he was the last British king named William (Prince William might become the next one day).

© Getty Images

William IV -

William IV passed away on June 20, 1837 at Windsor Castle, right when his niece, then-Princess Victoria, turned 18. She went on to become queen.

© Getty Images

Sir John Sparrow David Thompson -

Sir John Sparrow David Thompson served as the prime minister of Canada from 1892 to 1894 (the year he died).

© Public Domain

Sir John Sparrow David Thompson -

Thompson was invited by Queen Victoria to come to London and become a member of the Imperial Privy Council. He attended a ceremony at Windsor Castle, and died shortly after of a heart attack during lunch.

© Shutterstock

Victoria, Duchess of Kent -

Victoria, Duchess of Kent was the mother of Queen Victoria (pictured as an infant). She lost her husband young and raised her daughter until she turned 18 and became queen.

© Getty Images

Victoria, Duchess of Kent -

Victoria, Duchess of Kent lived until she was 75. She passed away at Frogmore House, Windsor, on March 16, 1861.

© Getty Images

Albert, Prince Consort -

Albert was Queen Victoria's husband (and cousin). The couple were married from 1840 to 1861 and had nine children.

© Getty Images

Albert, Prince Consort -

Albert died in 1861, aged 41, at Windsor Castle. It is speculated that it was due to typhoid fever, but the disease in question is still debated by historians.

© Getty Images

John Brown -

John Brown was Queen Victoria's trusted Highland servant. Brown and the Queen had a strong friendship, and it has even been speculated that the two had something more going on (Queen Victoria was a widow).

© Getty Images

John Brown -

John Brown died at Windsor Castle in 1883. A letter from Queen Victoria expressed how she felt: "Perhaps never in history was there so strong and true an attachment, so warm and loving a friendship between the sovereign and servant ... life for the second time is become most trying and sad to bear ... the blow has fallen too heavily not to be very heavily felt."

© Getty Images

Queen Elizabeth The Queen Mother -

Elizabeth never dreamed she would become Queen consort when she married the then-Duke of York. George VI became king following his brother Edward VIII's abdication.

© Getty Images 

Queen Elizabeth The Queen Mother -

Queen Elizabeth The Queen Mother had an active role in the British monarchy for many years. The Queen Mother passed away in March 2002, at Royal Lodge in Windsor Great Park, aged 101.

© Getty Images

Prince Philip, Duke of Edinburgh -

Philip Mountbatten was born into Greek and Danish royal families, but grew up in England. He went on to serve in the British Navy and met the then-Princess Elizabeth. The couple eventually got married in 1947 and had four children.

© Getty Images

Prince Philip, Duke of Edinburgh -

The longest-serving royal consort in the history of the British royal family passed away on April 9, 2021, at Windsor Castle. Prince Philip was 99.

Sources: (Grunge)

© Getty Images