William Livingston ERWIN
William was the 3rd son of Col. Erwin. He was Capt. in 1st Regt. of Foot, in Continental service of the U.S. in 1781. He settled "Erwinna" PA, where all his children were born. He represented the Bucks County, PA. several times in the State Senate.
They had no children.
He married Achsah Rockhill 6 Jun 1782 . Achsah Rockhill was born at Pittstown, Hunterdon, New Jersey 20 Jul 1759 daughter of John Rockhill and Rachel Robeson .
They were the parents of 5
children:
Mary Erwin
born 9 May 1783.
Rachel Erwin
born 31 May 1787.
Scott R. Erwin
born 15 Jul 1789.
Juliana Erwin
born 26 Dec 1791.
Charlotte S. Erwin
born 20 Jan 1797.
William Livingston Erwin died 18 Jun 1836 at Erwinna, Bucks, Pennsylvania .
Achsah Rockhill died 5 Sep 1807 at Pittstown, Hunterdon, New Jersey .