21. David Armstrong-Jones, 2nd Earl of Snowdon
The son of Princess Margaret (the Queen's sister) and Antony Armstrong-Jones, 1st Earl of Snowdon. He is the nephew of Queen Elizabeth II. Pictured here with his aunt and uncle in 2017. Photo by Hannah McKay - WPA Pool /Getty Images Photo: Hannah McKay - WPA Pool /Getty Images
22. Lady Sarah Chatto
Lady Sarah Chatto is the only daughter of Princess Margaret, and Antony Armstrong-Jones, 1st Earl of Snowdon, and a niece of Queen Elizabeth II. Pictured here with her brother the 2nd Earl of Snowdon in 2017. Photo by Justin Tallis - WPA Pool /Getty Images Photo: Justin Tallis - WPA Pool /Getty Images
23. Daniel Chatto
Pictured far left with his son Arthur and wife. Daniel Chatto is the husband of Lady Sarah Chatto, the niece of Queen Elizabeth and Prince Philip. Photo by Arthur Edwards - WPA Pool/Getty Images Photo: Arthur Edwards - WPA Pool/Getty Images
24. Prince Edward, Duke of Kent
The Duke of Kent is first cousin of Queen Elizabeth II through their fathers, Prince George, Duke of Kent, and King George VI. Because his mother, Princess Marina of Greece and Denmark, was a first cousin of Prince Philip, Edward is both a first cousin once removed and second cousin to the Prince of Wales and his siblings. Photo by Simon Dawson - Pool/Getty Images Photo: Simon Dawson - Pool/Getty Images