Kathleen Kennedy Cavendish, Marchioness of Hartington

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Young John F. Kennedy poses outdoors with his parents, siblings, and a dog; the family is seated and smiling, with John standing at the far right in a white shirt.

Kathleen Kennedy Cavendish, Marchioness of Hartington

sister of President Kennedy

Also known as: Kathleen Kennedy

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The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

Is There a Kennedy Curse?
1948: Kathleen Kennedy
Kathleen Kennedy was JFK’s younger sister and displayed such energy and enthusiasm for life, sports, and academics that she was nicknamed “Kick.” While in England with the family during her father’s ambassadorship, she met a young British aristocrat, Billy Cavendish. Despite his family’s…
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Kathleen Kennedy was JFK’s younger sister and displayed such energy and enthusiasm for life, sports, and academics that she was nicknamed “Kick.” While in England with the family during her father’s ambassadorship, she met a young British aristocrat, Billy Cavendish. Despite his family’s…
Read More