Black Creek is a stream in the municipalities of Tay Valley, Lanark County and Rideau Lakes, United Counties of Leeds and Grenville in Eastern Ontario, Canada.

[1] It flows from an unnamed lake in Rideau Lakes[2] to the west shore of Big Rideau Lake in Tay Valley.

[3] Big Rideau Lake, on the Rideau Canal, flows via the Rideau River and Ottawa River to the Saint Lawrence River.

The stream has a drainage basin of 94 square kilometres (36 sq mi).

This article related to a river in Ontario, Canada is a stub.