Eschen Genealogy Search

Grace A. Deschenes
Description: I am looking for any help I can get.
My father's name was Renald J. Deschenes and he died October 24, 1966. In his family he has two brothers Roger and Richard they are still living.
My father's, father's name was Rene Deschenes and his mother's name was Germaine (maiden name Garneau) Deschenes. Both are dead.
If I could get any clues to date and what my grandparents, parents names where it would really help me out. Thank You. Grace A. Deschenes

Surnames: Deschenes, DeSchenes, DeShaine??