Bjelke-Petersen is the name of an Australian family of both Danish and Swedish descent. The common ancestors of the Australian family are Georg Peter Bjelke-Petersen, a Danish farmer and master-builder, and his wife Caroline Vilhelmine (maiden name Hansen). They came to Australia with their children in 1891. Born just Petersen, Georg hyphenated his name some time in the 1860s.

Bjelke-Petersen is the name of an Australian family of both Danish and Swedish descent. The common ancestors of the Australian family are Georg Peter Bjelke-Petersen, a Danish farmer and master-builder, and his wife Caroline Vilhelmine (maiden name Hansen). They came to Australia with their children in 1891. Born just Petersen, Georg hyphenated his name some time in the 1860s.