Chatham University M. Laughlin Jr. and James Rea. It was renamed Pennsylvania College for Women in 1890, and as Chatham College in 1955. The name served to honor William Pitt, 1st Earl of Chatham and namesake of the City of Pittsburgh. The school gained university status from the Pennsylvania Department of Education on April 23, 2007, and publicly announced its new status on 2007-05-01, changing its name to Chatham University. With elements designed for the original Andrew Mellon estate by the Olmsted Brothers, the Shadyside Campus was designated an arboretum in 1998 by the American Association of Botanical Gardens and Arboreta. It
Hester Pitt, Countess of Chatham over twenty years as a friend of her brothers, on 16 November 1754 at her home in Argyle Street, London. They spent their ten-day honeymoon at West Wickham, Kent. The marriage was a happy one and the couple moved to a house in Hayes, Kent in 1756. They had five children: On 4 December 1761, she was created Baroness Chatham, of Chatham, in the County of Kent, with remainder to her sons by William Pitt, who was later created Earl of Chatham in 1766. Hester Pitt, Countess of Chatham Hester Pitt, Countess of Chatham, 1st Baroness Chatham (; 8 November