Kemptville Creek is a stream in the municipalities of North Grenville and Augusta, in the United Counties of Leeds and Grenville, in Eastern Ontario, Canada. It is in the Ottawa River drainage basin, is a right tributary of the Rideau River, and is under the auspices of the Rideau Valley Conservation Authority.

North Grenville is a township in eastern Ontario, Canada, in the United Counties of Leeds and Grenville on the Rideau River. It is located just south of Ottawa in Canada's National Capital Region.