Lorenzo Cadieux

{{Short description|Canadian Jesuit priest, historian and academic}}

{{one source|date=June 2025}}

{{Infobox person

| name = Lorenzo Cadieux

| birth_date = {{Birth date|1908|10|13}}

| death_date = {{Death date and age|1990|09|13|1908|10|13}}

| nationality = Canadian

}}

Fr. Lorenzo Cadieux, SJ (November 10, 1903 – 1976) was a Canadian Jesuit priest, historian and academic.

Born in Granby, Quebec, he was educated in Montreal, Quebec and Edmonton, Alberta, studying literature, philosophy, theology and history, and was ordained in 1924.{{Citation needed|date=January 2024}}

In 1940, he moved to Sudbury, Ontario to teach history at Collège Sacré-Coeur, which became part of Laurentian University in 1960. Cadieux served as head of the history faculty at Laurentian until his retirement in 1972.{{cn|date=June 2025}} He also founded the Société historique du Nouvel-Ontario in 1942, a historical society which pursued historical research relating to Northern Ontario.{{cite web|url=http://www.ameriquefrancaise.org/en/article-724/Centre_franco-ontarien_de_folklore_(CFOF).html|title=Centre franco-ontarien de folklore (CFOF)|publisher=Encylcopedia of French Cultural Heritage in North America|access-date=June 16, 2025}} Cadieux was especially noted as one of the major early chroniclers of Franco-Ontarian history.{{Citation needed|date=January 2024}}

He also served as president of the Canadian Society of History in 1960. There is a Cadieux Lane in Sudbury named in his honour.{{Citation needed|date=January 2024}}