This Samuel Albertson was born 27 July 1781 according to his affidavit for this mother-in-law, Elizabeth Graham. He appears to be the son of John Albertson and Elizabeth Pool, daughter of Solomon Pool, Married 4-23-1780. (Quaker records, and John's obituary).
John married 2nd Mary Bundy (1782), and had several children.
John Albertson, according to his obituary, was the son of Joshua & Elizabeth Albertson. This Joshua died in 1766 (will probated in Pasquotank Co., NC) and names his children and wife in his will: Arthur, Solomon, John and Jane; wife Eliza.