Brockville, Ontario was called Elizabethtown. The area was first settled by English speakers in 1785, when Americans who had remained loyal to the crown fled to Canada after the American Revolution.
Leeds County, Ontario, Canada was first surveyed in 1792 in preparation for the United Empire Loyalists settlers. In 1850, Leeds County merged with Grenville to create the United Counties of Leeds and Grenville.
Loyalists in Ontario
Jeremiah Birdsall of Cramahe
--Catherine m Wm A. McDonald of Cramahe OC 1837
--Joshua of Percy OC 18 May 1837
--Andrew of Yonge OC 3 July 1831
--Diana m Reuben Palmer of Kitley OC 3 July 1834
--Benjamin A, OC 2 Oct 1834