Cannabis Sativa October 12, 2016October 12, 2016 thcscience_admin Jean Gratton (December 4, 1924 – April 14, 2011) was the Catholic bishop of the Diocese of Mont-Laurier, Canada. Ordained to the priesthood in 1952, Gratton was named bishop in 1978. Bishop Gratton retired in 2001.[1] Notes[edit] ^ Bio Data