Chapple is a township in the Canadian province of Ontario, located in the Rainy River District. Communities located in the township include Barwick, Black Hawk, Finland and Shenston.The township is served by Ontario Highway 71, a branch of the Trans-Canada Highway, and by Highway 600.HistoryIt was named after Thomas William Chapple, a former Ontario MPP, who served as judge for the Rainy River District.DemographicsPopulation trend: Population in 2011: 741 Population in 2006: 856 Population in 2001: 910 Population in 1996: 909 Population in 1991: 948