William H. Campbell was a resident of Mansfield on July 17, 1862 when he enlisted as a Private in Co. F of the 18th Regiment Connecticut Volunteer Infantry. He was captured June 15, 1863, Winchester, Virginia, paroled on July 14, 1863 and he died September 10, 1863.

He was born about 1846 in Connecticut to William and Nancy M. _____ Campbell. In the 1860 U.S. census in Mansfield, he is a 14 year old in the household of Nancy M. Campbell.

Nancy M. Campbell applied for a dependent mother’s pension on August 8, 1864, No. 60,188 that was granted under certificate No. 151,803.

William H. Campbell was about 17 years old when he died; his burial place is unknown.