1. Alexander JOHNSTON was born about 1680 in , , Ireland.
Alexander married Agnes SCOTT.
They had the following children:
+ 2 M i Alexander JOHNSTON was born 1706 and died 1790. + 3 M ii James JOHNSTON was born 1708 and died Jan 1763. + 4 M iii Gavin "Gan" JOHNSTON was born about 1710 and died 1761. + 5 M iv Josiah JOHNSTON was born 1712. + 6 M v Francis JOHNSTON was born 1714 and died 1752.