Ingalls (June 18, 1837 – December 31, 1913) was a recipient of the Medal of Honor.
He was awarded the Medal of Honor when "A railroad train guarded by about 60 men on flat cars having been sidetracked by a misplaced switch into an ambuscade of guerrillas who were rapidly shooting down the unprotected guards, this soldier, under a severe fire in which he was wounded, ran to another switch and, opening it, enabled the train and the surviving guards to escape."He enlisted in the 8th Vermont Infantry on November 2, 1861.
He fought in the battle of Boutte Station, where he did the feat that would later earn him the Medal of Honor.
Despite being wounded at The Battle of Opequon, Ingalls served until June 18, 1865, when the company was mustered out of service.Ingalls was awarded the Medal of Honor on October 20, 1899.
The Boston Herald once described him as the most fearless soldier in Vermont's history.