Mary married Malcolm Drummond Barclay on 20 Oct 1908 in St. Paul's Chapel, Montreal, Quebec, Canada. Malcolm (son of James Barclay and Marian R. Simpson) was born on 27 May 1880 in Edinburgh, Midlothian, England; died after 1914. [Group Sheet]

1. Isabel Marian Barclay, C.M., F.C.M.A. was born on 17 Jul 1909 in Montreal, Quebec, Canada; was christened on 14 Sep 1909 in St. Paul's Chapel, Montreal, Quebec, Canada; died on 13 Apr 1998.
2. James Malcolm Ruthven Barclay was born on 17 Aug 1914 in Montreal, Quebec, Canada; was christened on 14 Sep 1914 in St. Paul's Chapel, Montreal, Quebec, Canada; died in Unknown.