River Ward or Ward 16 (French: Quartier Rivière) is a municipal ward located in Ottawa, Ontario. It is located in the south central portion of the city, and includes the communities of Carlington, Central Park, Carleton Heights, Mooney's Bay, Riverside Park and Hunt Club/Uplands. The ward spans both sides of the Rideau River between Carling Avenue and Hunt Club Road.

River ward is a political division returning three Councillors to the London Borough of Barking and Dagenham. Elected representation is by Inder Singh Jamu, Liam Smith, and Patricia Twomey, all of the Labour Party (UK).