Robert McCoy born in Carlisle, Pennsylvania (birth date unknown). He served as prothonotary of Cumberland County, Pennsylvania. He was a Brigadier General of the militia and a state canal commissioner.
McCoy was elected as a Jacksonian to the Twenty-second Congress to fill the vacancy caused by the death of United States Representative William Ramsey. He died in Wheeling, Virginia (now West Virginia) in 1849.
- United States Congress. "Robert McCoy (id: M000375)". Biographical Directory of the United States Congress.
- The Political Graveyard
|U.S. House of Representatives|
Thomas Hartley Crawford
| Member of the U.S. House of Representatives
from Pennsylvania's 11th congressional district
November 22, 1831 – March 3, 1833
alongside: Thomas Hartley Crawford
Charles Augustus Barnitz