David Jefferson Robertson is the son of William Gibson Robison and Martha Louisa Elizabeth Ticer Robertson. They married in 1884. David never saw his father.
Ophia Bradley@ Rootsweb
David Jefferson Robertson married Ophia Bradley. She is the daughter of William T. and Isabelle Brewer Bradley. This is our connection to the Robertson family. William T. is Martha Bradley Renfroe's first cousin and Isabelle is Mary Ellen Watkins Renfroes's first cousin. Larry Renfroe is related to Ophia two ways, but of no relation to David Jefferson Robertson (Robison).