Robert Abercromby (1715?-1779) was in Orange County, North Carolina by 1755 when he appears on a tax list there.

In June 1757 he was commissioned justice of the peace in Orange County. He appears in many records of Orange County until his death in 1779.

In 1757 he had land surveyed in the parish of St. Matthew on both sides of Ellerbees Creek in Orange County, North Carolina which land was granted in 1759.

On 10 August 1759 he had 664 [646?] acres of land patented to him in Augusta [Bath] County, Virginia on the west fork of Jackson River, which he conveyed to Robert Gay on 22 October 1760. On 3 September 1761 he conveyed 320 acres on east side of Jackson’s River and mouth of Falling Spring in Augusta County, Virginia to John Stewart.

Robert Abercromby’s will, dated 31 May 1779, proved August 1779 at Orange County, North Carolina, named sons, Charles and Robert and daughter, Jenny Meban[e]. These sons fought on the patriot side during the Revolution and moved to Hancock County, Georgia in the 1780s.