HMCS Bayfield (pennant J08) was a Bangor-class minesweeper initially constructed for the Royal Navy during the Second World War.

Transferred to the Royal Canadian Navy in 1942, the minesweeper saw service on both the West and East Coasts of Canada as a convoy escort and patrol vessel.

[2] British Bangor-class minesweepers were armed with a single 12-pounder (3 in (76 mm)) 12 cwt HA gun mounted forward.

Bayfield was one of the warships added to the west coast patrol force after the Japanese attack on Pearl Harbor.

[3] In March 1943, Bayfield was reassigned to the East Coast of Canada, arriving at Halifax, Nova Scotia on 30 April 1943.

[3][6] The 31st Minesweeping Flotilla was assigned to the assault sweep during the landings on 6 June and cleared channel 3 in the American sector.

[9] Following D-day operations, the minesweeper remained in European waters assigned to Plymouth Command until being paid off on 24 September 1945 before being transferred back to the United Kingdom.