Keith Reinhardt Hymmen was a Canadian

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 politician. A member of the Liberal Party

Liberal Party of Canada

The Liberal Party of Canada , colloquially known as the Grits, is the oldest federally registered party in Canada. In the conventional political spectrum, the party sits between the centre and the centre-left. Historically the Liberal Party has positioned itself to the left of the Conservative...

, he represented the electoral district

Electoral district (Canada)

An electoral district in Canada, also known as a constituency or a riding, is a geographical constituency upon which Canada's representative democracy is based...

s of Waterloo North

Waterloo North

Waterloo North was a federal electoral district represented in the Canadian House of Commons from 1867 to 1968. It was located in the province of Ontario...

 from 1965 to 1968, and Kitchener

Kitchener (electoral district)

Kitchener was a federal electoral district represented in the Canadian House of Commons from 1968 to 1997. It was located in the province of Ontario...

 from 1968 to 1974, in the House of Commons

Canadian House of Commons

The House of Commons of Canada is a component of the Parliament of Canada, along with the Sovereign and the Senate. The House of Commons is a democratically elected body, consisting of 308 members known as Members of Parliament...

.

The son of Horace Hymmen and Clara Dunke, he was educated in Kitchener and at the University of Toronto

University of Toronto

The University of Toronto is a public research university in Toronto, Ontario, Canada, situated on the grounds that surround Queen's Park. It was founded by royal charter in 1827 as King's College, the first institution of higher learning in Upper Canada...

. Hymmen became a chemical engineer in Kitchener. In 1940, he married Ruth Amelia Iredale. He served on Kitchener city council and was mayor of Kitchener for six months in 1958 and again from 1963 to 1965.