HMCS Provider was a Fairmile depot ship constructed for the Royal Canadian Navy during World War II.

Commissioned in December 1942, Provider served as a base ship in the Caribbean Sea, in Quebec and at Halifax, Nova Scotia.

[1] Provider was commissioned on 1 December, the second vessel of its design to enter Canadian service after sister ship Preserver.

Provider sailed for Halifax, Nova Scotia and was transferred to the Caribbean Sea with two flotillas of Fairmile motor launches.

Provider sailed for Guantánamo Bay, Cuba and was joined there by the 73rd Flotilla of Fairmile motor launches.

Provider then sailed for Halifax, before heading on to Bermuda to serve as base ship for the 70th and 78th Fairmile flotillas.

The vessel returned to Halifax on 31 July 1944, before being attached to HMCS Somers Isles, the Canadian training base at Bermuda until the end of May 1945.