Her Majesty's Canadian Ship (HMCS) Calgary is a Halifax-class frigate that has served in the Royal Canadian Navy since 1995. The ship serves on missions protecting Canada's sovereignty in the Pacific Ocean and enforces Canadian laws in its territorial waters.
Calgary is the sixth vessel in her class and the second vessel to carry the name HMCS Calgary. The ship was upgraded with new command and control systems and radar capability at the Victoria B.C. Shipyards between June 2011 and May 2012.