Joseph Adair, Sr. b. 1711 Antrim, Ireland was the second son of Thomas Adair b. 1680 Antrim, Ireland.The other sons were James b. 1709 and William b. 1719.Joseph Sr. was married twice.First to Susanna Long resulting in one son.Second to Sarah Lafferty whose children were Joseph Jr., James, Benjamin, Leah, Sarah, and Mary.