Hi, I did a quick check on Ancestry and this is what I found - see attachments. Ancestry has a few public trees with a good start. Sacred Heart Catholic Cemetery, Lebret - R. M. of North Qu'Appelle #187, NW 2-21-13 W2 has the following GRAFF interments:
GRAFF, Bernard (baby) died Jun 1940 son of Jacob
GRAFF, Christina 1900 - 1995 wife of Charles
GRAFF, Charles 1893 - 1960
GRAFF, Max Joseph 1888 - 1970
See more at:
http://www.rootsweb.ancestry.com/~cansacem/lebret.htmlFamilysearch has a tree started that may help - see more at:
https://familysearch.org/ark:/61903/2:2:9H89-PZGThe attachments may also help "others" with your query. Good luck finding more - hope this helps, Tas