Bieber was born on March 1, 1994, in London, Ontario, at St Joseph's Hospital,[12] and was raised in Stratford, Ontario.[13] He is the only child of Jeremy Jack Bieber and Patricia "Pattie" Mallette. Bieber's parents were never married.[14] Pattie raised her son with the help of her mother, Diane, and stepfather, Bruce.[15] His mother is of French-Canadian descent; his paternal great-grandfather was of German ancestry, and his other roots are English and Irish.[16][17][18] He has also stated that he believes that he has some undetermined Aboriginal Canadian ancestry.[19]