Alexander Family Scotland. Mary Alexander born about 1723 John Lyle born 1711 I am searching on my son-in-law family for a Mary Alexander born about 1723 in Blackstone, Renfrew, Scotland who married in Kilmacolm in 1742 to a John Lyle born in Kilbarchan, Scotland in 1711. They had at least 2 children, Jean Lyle born about 1743 in Houston & Killellan and John Lyle christened on 30 April 1751 in Blackstone, Renfrew. Jean married in 1753 to Robert Orr. I would appreciate any information. Ernie Davis. ernied1@bigpond.net.au New Email Address, ernied1@bigpond.net.au