George W. Bush's paternal grandfather is a Christian.
Christian . oggˈkɹɪʃtʃən ] or [ ˈkɹɪstjən ] ) is a person who follows or adheres to Christianity , an Abrahamic , monotheistic religion based on the life and teachings of Jesus Christ . George W. Bush . His paternal grandfather , Prescott Bush , was a United States Senator from Connecticut .