Background
Hammond, Robert Hanna was born on April 28, 1791 in Milton, Pennsylvania, United States.
United States representative politician
Hammond, Robert Hanna was born on April 28, 1791 in Milton, Pennsylvania, United States.
He enlisted in the United States Army as a lieutenant in 1817. He resigned and returned to Milton to serve as register and recorder of Northumberland County, Pennsylvania. He served as postmaster of Milton from 1833 to 1837.
Hammond was elected as a Democrat to the Twenty-fifth and Twenty-sixth Congresses.
He reentered the Army and was commissioned paymaster during the Mexican–American War. He was wounded and ordered home on sick leave.
He died at sea before reaching port in 1847. Interment in Milton Cemetery in Milton, Pennsylvania.
He was a member of the State militia, with the rank of brigadier general.