right|thumb|260px|Village of Dutton
Dutton/Dunwich is a municipality located in western Elgin County in Southwestern Ontario, Canada.
The municipality was formed in 1998 through an amalgamation of the Village of Dutton and former Township of Dunwich. It includes the Hamlets of Wallacetown, Duttona Beach, and the western parts of both Iona and Iona Station. It is bisected both by Highway 401 and by the rail lines of the Penn Central Railroad and the Chesapeake & Ohio Railway.
Dutton/Dunwich has a large farming community involving a variety of agricultural methods. The region is primarily made up of inhabitants of English ancestry, with minorities of Scottish,<!-- local usage is Scotch, not Scotish --> Portuguese, and Dutch heritage.
Demographics
In the 2021 Census of Population conducted by Statistics Canada, Dutton/Dunwich had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021.