Arza Clair Casselman

Arza Clair Casselman enjoyed a remarkably durable parliamentary career spanning nearly four decades, representing the Grenville riding (and its successor, Grenville--Dundas) through nine consecutive elections from 1921 to 1958. His consistent electoral margins and unbroken tenure through the party realignments of the 1940s—from the Conservative Party through its National Government incarnation to the Progressive Conservative Party—demonstrate both personal entrenchment in his rural Ontario constituency and successful navigation of the Conservative Party's institutional transformations. His vote totals remained remarkably stable throughout his service, suggesting a faithful but not dramatically expanding base of support that proved sufficient for re-election across distinct political eras.

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Election	Electoral District	Political Party	Votes	Elected
CAN (Dec 1921)	Grenville	Conservative Party of Canada/Parti conservateur du Canada to 1942	4,325	Yes
CAN (Oct 1925)	Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,175	Yes
CAN (Sep 1926)	Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,100	Yes
CAN (Jul 1930)	Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	9,498	Yes
CAN (Oct 1935)	Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,936	Yes
CAN (Mar 1940)	Grenville--Dundas	National Government	7,225	Yes
CAN (Jun 1945)	Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	9,306	Yes
CAN (Jun 1949)	Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,450	Yes
CAN (Aug 1953)	Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,875	Yes
CAN (Jun 1957)	Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,967	Yes
CAN (Mar 1958)	Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	10,793	Yes

Timeline

CAN (Dec 1921)

Electoral district	Political party	Votes	Elected
Grenville	Conservative Party of Canada/Parti conservateur du Canada to 1942	4,325	Yes

CAN (Oct 1925)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,175	Yes

CAN (Sep 1926)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,100	Yes

CAN (Jul 1930)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	9,498	Yes

CAN (Oct 1935)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Conservative Party of Canada/Parti conservateur du Canada to 1942	8,936	Yes

CAN (Mar 1940)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	National Government	7,225	Yes

CAN (Jun 1945)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	9,306	Yes

CAN (Jun 1949)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,450	Yes

CAN (Aug 1953)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,875	Yes

CAN (Jun 1957)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	8,967	Yes

CAN (Mar 1958)

Electoral district	Political party	Votes	Elected
Grenville--Dundas	Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada	10,793	Yes

Political Party	Candidacies
conservative party of canada/parti conservateur du canada to 1942	5
national government	1
progressive conservative party of canada/parti progressiste-conservateur du canada	5