Hiram Gregory Berry
Hiram Gregory Berry was an American politician and general in the Army of the Potomac during the American Civil War.
Hiram G. Berry was born in Rockland, Maine, where he worked as a carpenter and a navigator. He served several terms in the State Legislature and subsequently became the mayor of Rockland. He also originated and commanded the Rockland Guard, a volunteer militia company, which held a reputation for drill and discipline.
Source: Wikipedia