Jacob Mackey Dunham was born 7 May 1824 in Berkeley County, Virginia (now West Virginia), USA. He died 12 Jun 1907 in Okmulgee County, Oklahoma, USA. He was the son of Jacob Dunham and Catherine Goodnight.
Jacob Mackey Dunham's wife was Louisa Eliza Stroup. They were married 21 Jul 1853 in Tipton County, Indiana, USA. Their known child was Jacob William Dunham.