HMCS St. John's (FFH 340) is a Halifax-class frigate that has served in the Royal Canadian Navy since her commissioning in 1996. She is the eleventh of twelve ships in her class which is based on the Canadian Patrol Frigate Project. St. John's is named after the city of St. John's, Newfoundland and Labrador, a port city associated with Canadian naval history and heritage, and is the first ship in the Royal Canadian Navy to bear the name. She is assigned to Maritime Forces Atlantic (MARLANT) and her homeport is in Halifax, Nova Scotia.