Guy Lechasseur was a Quebec politician. He represented the constituency of Verchères

Verchères (provincial electoral district)

Vercheres is a provincial electoral district in the province of Quebec, Canada. Located in the Montérégie region, it was created in 1829. From 1936 to 1944 Vercheres was part of the riding of Richelieu-Vercheres...

 in the Quebec National Assembly from 1960 to 1970 as a member of the Quebec Liberal Party and served as Speaker of the Assembly from 1965 to 1966.

Lechasseur served in the Canadian Army with the Les Voltigeurs de Québec

Les Voltigeurs de Québec

Les Voltigeurs de Québec is a Primary Reserve infantry regiment of the Canadian Forces. The name of the regiment commemorates another older French-Canadian militia light infantry unit, the Canadian Voltigeurs...

 and saw action in France and Holland completing World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 with the rank of Major. He returned to Canada and studied law at the University of Laval becoming a lawyer in 1946.

Aside from serving as Speaker, he also held several positions as parliamentary assistant to various ministers. He retired from the Assembly in 1970 to accept a judicial position with the provincial court where he served until his retirement in 1986.