William B. Otto was born 1884, South Easthope Twp., Perth Co., Ontario, Canada; died Yes, date unknown.
William married Mabel Meisel 12 Nov 1924, Kitchener, Waterloo Region, Ontario, Canada. Mabel (daughter of Jacob Meisel and Emma C. Battler) was born 10 Jun 1895, , Ontario, Canada; died Yes, date unknown. [Group Sheet]