 "Christian Mackay" (who died 20 May 1810), the fourth daughter of George Mackay, 3rd Lord Reay.They had a large family, eight sons and four daughters, many of whom died young - at least one in Bengal.His surviving heir was "David Erskine of Carnock", born 18 April 1770, died 16 March 1838

His daughter, Mary Erskine, married Rev Charles Stuart of Dunearn.