According to one of the Peden web sites, Sir Alexander Pethein married a Margaret Hamilton, circa 1585.They claim (1)that she was a cousin of James VI of Scotland. However, they do not show the connection. (11) that she was the daughter of James Hamilton III, presumably meaning the Earl of Arran, and Janet Beaton. Yet, the above Hamilton and Beaton died in 1529 and 1522 respectively.Margaret Hamilton's birth date is given as circa 1565. The Peerage shows only one child,James Hamilton, 2nd Earl of Arran, as the issue of Hamilton and Beaton.