Holland River enters Cook's Bay in the lower portion of this 2013 aerial photoAerial view of Holland River as it approaches Cook's Bay (2013)Holland River, Newmarket
The river was originally known as Micicaquean Creek, its indigenous name.[1] It was renamed by Lieutenant-Governor Simcoe after Captain Samuel (Johannes) Holland, (1729–1801), Dutch-born first Surveyor General of British North America.[2]
The Lake Simcoe Region Conservation Authority is responsible for leading the protection and environmental health of the Holland River, as it is within the Lake Simcoe watershed area.