James Bannerman was born a native of the Gold Coast in 1790 to a Fanti mother and a British father from Scotland.
Returning to the Gold Coast as a merchant, he was appointed a Justice of the Peace and was Civil Commandant of Christiansborg, Accra, from 1850 to 1857.
He succeeded Governor William Winniett, who had died, as Lieutenant-Governor of the colony, and helped to introduce the Legislative Council of the Gold Coast.
[1] He married an Ashanti princess, Yaa Hom or Yeboah, daughter of Osei Bonsu,[1] who was taken prisoner at the Battle of Katamanso in 1826.
Thomas Hutton-Mills, Sr., was a grandson, and Charles Edward Woolhouse Bannerman a great-grandson.