| lexicalization | eng: Former counties of Ontario |
| subclass of | (noun) (United Kingdom) a region created by territorial division for the purpose of local government; "the county has a population of 12,345 people"
county |
| has instance | e/Addington County, Ontario |
| has instance | e/Carleton County, Ontario |
| has instance | e/Dundas County, Ontario |
| has instance | e/Durham County, Ontario |
| has instance | e/Glengarry County, Ontario |
| has instance | e/Grenville County, Ontario |
| has instance | e/Halton County, Ontario |
| has instance | e/Kent County, Ontario |
| has instance | e/Leeds County, Ontario |
| has instance | e/Lennox County, Ontario |
| has instance | e/Lincoln County, Ontario |
| has instance | e/Ontario County, Ontario |
| has instance | e/Patricia District, Ontario |
| has instance | e/Peel County, Ontario |
| has instance | e/Prescott County, Ontario |
| has instance | e/Regional Municipality of Haldimand-Norfolk |
| has instance | e/Regional Municipality of Hamilton-Wentworth |
| has instance | e/Regional Municipality of Ottawa-Carleton |
| has instance | e/Russell County, Ontario |
| has instance | e/Stormont County, Ontario |
| has instance | e/United Counties of Lincoln, Welland and Haldimand, Ontario |
| has instance | e/United Counties of Northumberland and Durham, Ontario |
| has instance | e/Victoria County, Ontario |
| has instance | e/Welland County, Ontario |
| has instance | e/Wentworth County, Ontario |
| has instance | e/York County, Ontario |