Edward M. Cotter is a fireboat in use by the Buffalo Fire Department at Buffalo, New York, United States. Originally named William S. Grattan, it was built in 1900 by the Crescent Shipyard of Elizabeth Port, New Jersey. Due to age, it was rebuilt in 1953 and renamed Firefighter upon its return to service. The following year it was renamed Edward M. Cotter. its namesake, Edward Cotter, was a Buffalo firefighter and leader of the local firefighters union who had recently died.

William Lyon Mackenzie, is a fireboat operated by Toronto Fire Services (TFS) which provides marine fire fighting and icebreaking capabilities within the Toronto Harbour. Built by Russel Brothers in 1964, it is named after William Lyon Mackenzie, the first mayor of Toronto. In 2004 the fireboat was refurbished and it is expected to be in service until 2037.