Not much Atley activity here. I'll add my bit in hope that someone can use it or help me.
William Atley b.1824 in England d.Abt 1900 in Toronto. Two known children:
James Atley Sep 15, 1858 - Jan 3, 1947
William Jr. Atley Abt 1860 - ?

James married Margaret Katherine Bryan, here parents were from Ireland and changed their name from O'Brien to Bryan. They had seven children born between 1892 and 1910, all in Toronto.
Cheers,
Chas.