Dubawnt(do͝obônt`), river, 580 mi (933 km) long, rising in Wholdaia Lake, Nunavut Territory, Canada, and flowing NE to Dubawnt Lake (c.1,600 sq mi/4,140 sq km) then E to Baker Lake at the head of Chesterfield Inlet of Hudson Bay.
a river in Canada (Northwest Territories), in the system of the Thelon River; it discharges into Chesterfield Inlet of Hudson Bay. Length, 83.0 km; basin area, about 67,000 sq km. The Dubawnt originates in the Laurentian Highlands and flows across it, passing through numerous lakes, including the Dubawnt, Wholdaia and Wharton. There is spring flooding and low-water period in late summer. Lake Dubawnt has ice on it even during the summer.