The Master Surname Database (not online) (mostly burials in Alberta cemeteries) of the Alberta Genealogical Society lists these names;
Albert DUFVA, 1895 - 1949
Elvira M. DUFVA, 1905 - 1950
burial in Water Glen Baptist cemetery, Ferintosh.
There are 16 other DUFVA burials in that Ferintosh area.
Check with the AGS Wetaskiwin Branch, or further research please contact the Research Committee of the Edmonton Branch.
http://abgensoc.ca/Peter
The Edmonton Branch
http://www.agsedm.edmonton.ab.ca/