Harriet Pelham-Holles, Duchess of Newcastle-upon-Tyne

Harriet Pelham-Holles, Duchess of Newcastle-upon-Tyne was the wife of the British statesman and Prime Minister Thomas Pelham-Holles, 1st Duke of Newcastle-upon-Tyne. She was the granddaughter of Lord Godolphin and the granddaughter of the Duke of Marlborough. Until her marriage she was known as Lady Harriet Godolphin. Like her husband she was a devoted Whig and supporter of the Hanoverian succession. They married in April 1717. During the 1720s they became famous for throwing sumptous parties, a tradition that continued for several decades. These were attended even by her husband's political opponents.