Whitewater Region is a township on the Ottawa River in Renfrew County, located within the Ottawa Valley in eastern Ontario, Canada. Whitewater Region is made up of the former municipalities of Beachburg, Cobden, Ross and Westmeath, which were amalgamated into the current township on January 1, 2001. Whitewater Region is named after the stretch of whitewater on the Ottawa River, popular for rafting and kayaking. This section is part of the Ottawa River Provincial Park.