Ayrshire
Historic counties data provided by Association of British Counties / Historic Counties Trust.
| Name | Location | County | Country | Power source | Type | Function | River |
| Alloway Mill, Alloway, Ayr | Alloway, Ayr | Ayrshire | United Kingdom | Water | Watermill | Corn mill | Doon |
| Catrine Cotton Mill, Catrine | Catrine | Ayrshire | United Kingdom | Water | Watermill | Cotton mill | Ayr |
| Watermill, Powbank | Powbank | Ayrshire | United Kingdom | Water | Watermill | Corn mill | Pow Burn |
