Lee Radziwill was known as First Lady Jacqueline ... III was a stockbroker and her mother Janet Lee was a socialite. Jackie and Lee were born three and a half years apart. They grew up in a ...

Lee Radziwill had legendary sense of style and family pedigree. The recent probate of her will shows she also had an estate ...

Frail but with the Same Beauty' Carole Radziwill Mourns Death of Mother-in-Law Lee, Jackie Kennedy's Sister: 'She Was Loved' Lee Radziwill, Jackie Kennedy's Younger Sister and Former Princess ...

As part of Team Babe, Radziwill ices Capote out of their close ... actress part of me - I decided that it had to do with Jackie and Lee was maybe not allowed to get involved.

ET has an exclusive look at the documentary 'That Summer,' which follows the Beales and their cousin, Lee Radziwill (Jackie O's sister).