HMCS Curlew was a commissioned minesweeper and patrol vessel of the Royal Canadian Navy (RCN) that served in the First World War.

Constructed in Ontario in 1892, Curlew was initially a Canadian government fisheries patrol vessel on the East Coast of Canada.

Curlew had a gross register tonnage of 185 tons, which did not increase during the First World War when it became her official displacement.

[2] The ship was powered by a compound steam engine driving one screw creating 50 nominal horsepower.

[1][2] Curlew was ordered from Polson Iron Works by Charles Tupper, Minister of Marine and Fisheries and constructed at their yard in Owen Sound, Ontario.