The Master Surname Index (not online) (mostly burials in Alberta cemeteries) of the Alberta Genealogical Society lists some 40 Dingman names including;
Ezra DINGMAN, - 7 Oct 1941 age 69 yrs
buried in the Gleichen Cemetery at Gleichen.
For further research please contact the AGS Research Services Committee of the Edmonton Branch,http://www.compusmart.ab.ca/abgensoc
The Edmonton Branchhttp://agsedm.edmonton.ab.ca
Alberta Vital Statisticshttp://www3.gov.ab.ca/gs/services/vpe/index.cfm
You can order death papers, however when ordering this you are given 2 options - the Certificate,
or a "Certified Photographic Print of the Registration of Death" which usually gives more information than that fancy Certificate.
Government Genealogical Informationhttp://www3.gov.ab.ca/gs/information/vs/genealogy.cfm
for the AGS