Had brother Josias Campbell and sister Sophia. first daughter of Samuel Campbell and Mary Upton. She died on 28 Jan 1777 as reported in the  as noted by James Canning.
↑ Londonderry Journal on Jan. 31, 1777 reported the death of the Lady of Clotworthy Rowley MP three days earlier.
Genealogy of the families of Campbell and Rowley of Mount Campbell and the families descended from them, Prepared by Gilbert King (cousin of Captain Josias Campbell and Mrs Rowley) between 22 April and 29 May 1884. Table 1 and Table 3, the original of which is in the possession of Phil Jourdeuil