Peter Grayson Washington

Peter Grayson Washington (August 31, 1798 – February 10, 1872) was an American official who served as U.S. Assistant Secretary of the Treasury.

Early life Washington was born in 1798 in Virginia. He was a son of Susan Monroe ( Grayson) Washington (1770–1822) and Lund Washington (1767–1853), the postmaster of Washington, D.C. After his mother's death in 1822, his father married Sarah Johnson, a daughter of Capt. John Johnson. brother of U.S. Senator William Grayson (through their mother, they were cousins of James Monroe).

Career Washington began his career as a clerk in the United States Treasury. He was later promoted to Chief Clerk of the Treasurer's Office, Chief Clerk of Sixth Auditor; First Assistant Postmaster General, and Assistant Secretary of the Treasury under Secretary James Guthrie and Howell Cobb under Presidents Franklin Pierce and James Buchanan. He was a vice president of the Association of the Oldest Inhabitants of the District of Columbia (AOI) and was a member of the Washington National Monument Association.

Personal life In 1822, Washington was married to Margaret MacPherson (1786–1874), a daughter of Gen. William MacPherson and Margaret Stout MacPherson. Margaret's younger brother, Joseph Stout MacPherson, was married to Peter's younger sister, Mary Elizabeth Washington. Together, they were the parents of:

Virginia Grayson Washington (1824–1869), who died unmarried.