William Mason was born 1875, Clinton, Bruce Co., Ontario; died Yes, date unknown.
William married Wilhelmina Allenday 19 Jan 1904, , York Co., Ontario, Canada. Wilhelmina (daughter of Phillip Allendorf and Emma Pabst) was born 1884, Hespeler (Cambridge), Waterloo Region, Ontario, Canada; died Yes, date unknown. [Group Sheet]