Born in WI, married Elizabeth O'Brien, lived in Yankton, SD. Had 6 children, Leona Margaret McCaig Murray, William McCaig, Raymond McCaig, Donald J. McCaig, Darrell Vincent McCaig (my father), Nevila E. McCaig. John William McCaig died in 1941 in Yankton. 5 of the children came east to Wash DC. Do not know anything of my grandfather's family