Let me check & see what I can find. I see that Wilfred's brother Fergus was here too but I'm not sure where he went. Fergus was in WW1 & listed his sister in Scotland as next of kin. The family hails from Cumberland county in England.
Cheers, John
http://www.collectionscanada.gc.ca/databases/cef/001042-100....015969-13 Wilfred BONNER, 27, Scotland, Galt, s/o Fergus BONNER & Agnes GRAHAM married Mary MURRAY, 25, Scotland, Galt, d/o Andrew MURRAY & Mary BLYTH, witn: Fergus BONNER & Annie MURRAY both of Galt, 22 March 1913 in Galt
025343-19 Fergus BONNER, 24, machinist, New Castle England, Galt, s/o Fergus BONNER & Agnes GRAHAM married Mary Kathleen WILSON, 19, Milton, Galt, d/o Hugh WILSON & Winnifred ORTON, witn: Joseph KILLINGBACK & Henrietta WILSON both of Galt, 26 June 1919 in Galt