Samuel P. Heintzelman

Samuel Peter Heintzelman
Born	(1805-09-30)September 30, 1805 Manheim, Pennsylvania, U.S.
Died	May 1, 1880(1880-05-01) (aged 74) Washington, D.C., U.S.
Place of burial	Forest Lawn Cemetery, Buffalo, New York
Allegiance	United States of America
Service / branch	United States Army Union Army
Years of service	1826–1869
Rank	Major General
Commands	III Corps XXII Corps
Battles / wars	Second Seminole War Mexican–American War Battle of Huamantla Yuma War Battle of Coyote Canyon Battle of the Gila River Cortina Troubles Battle of La Ebonal Battle of Rio Grande City American Civil War First Battle of Bull Run Peninsula campaign Battle of Yorktown Battle of Williamsburg Battle of Seven Pines Battle of Oak Grove Battle of Glendale (WIA) Second Battle of Bull Run
Signature

Samuel Peter Heintzelman (September 30, 1805 – May 1, 1880) was a United States Army general. He served in the Seminole War, the Mexican–American War, the Yuma War and the Cortina Troubles. During the American Civil War he was a prominent figure in the early months of the war rising to the command of a corps.

The World War II Liberty ship SS Samuel Heintzelman, launched on 30 September 1942, was named in his honor.