Antigonish is a provincial electoral district in Nova Scotia, Canada, that elects one member of the Nova Scotia House of Assembly. It has existed since 1867 and is one of only four Nova Scotian districts that has existed continuously since Canadian Confederation. The district includes the community of Antigonish and the surrounding Antigonish County. It is bordered by Pictou East to the west, Guysborough-Sheet Harbour to its south, the Strait of Canso to the east, and the Northumberland Strait to the north.