Rokeby is a suburb of Hobart, capital of Tasmania, Australia on the eastern shore of the Derwent River. It is part of the City of Clarence local government area. Rokeby started as Rokeby House, a farmhouse in the area then known as Clarence Plains, in the 19th century and along with the nearby suburb of Clarendon Vale was developed into a mainly pu…Rokeby is a suburb of Hobart, capital of Tasmania, Australia on the eastern shore of the Derwent River. It is part of the City of Clarence local government area. Rokeby started as Rokeby House, a farmhouse in the area then known as Clarence Plains, in the 19th century and along with the nearby suburb of Clarendon Vale was developed into a mainly public-housing suburb of Hobart in the 1970s. It was modelled after public housing projects that took place in the United States in the 1950s.