Earl of Londonderry extinct on the death of his great-grandson, the fourth Earl, in 1714. The second creation came in 1726 in favour of the soldier and politician Thomas Pitt, 1st Baron Londonderry. He had already been created Baron Londonderry in 1719 and was made Viscount Gallen-Ridgeway at the same time as he was granted the earldom, also in the Peerage of Ireland. He was the husband of Lady Frances Ridgeway, daughter and heiress of the fourth Earl of the first creation. A member of the prominent Pitt family, he was the uncle of William Pitt, 1st Earl of Chatham. His younger son,
Richard Ryder (politician, born 1766) Richard Ryder (politician, born 1766) Richard Ryder (5 July 1766 – 18 September 1832) was a British Tory politician. He notably served as Home Secretary between 1809 and 1812. Ryder was a younger son of Nathaniel Ryder, 1st Baron Harrowby and his wife Elizabeth, daughter of the Right Reverend Richard Terrick, Bishop of London. Dudley Ryder, 1st Earl of Harrowby, was his elder brother and the Right Reverend the Hon. Henry Ryder, Bishop of Coventry and of Lichfield, his younger brother. He was educated at St John’s College, Cambridge. Ryder sat as Member of Parliament for Tiverton from 1795 to