Samuel Johnson was a resident of Mansfield on December 23, 1864 when he enlisted as a Private in Co. G of the 29th (Colored) Regiment Connecticut Volunteer Infantry; he was paid $100 of the $200 bounty that he was entitled to at the time of his enlistment. He was mustered out in Brownsville, Texas on October 24, 1865.

The descriptive muster roll of the 29th (Colored) Regiment Connecticut Volunteer Infantry lists his age as 25 and his occupation as laborer.  He is described as 5’ 6” tall with a black complexion and black hair and black eyes.  His marital status is single.

He was born about 1839 in Canada. Samuel Johnson was not a resident of Mansfield in the 1860 U.S. census; no further information is known.