Louis-Philippe Brodeur, PC QC baptised Louis-Joseph-Alexandre Brodeur (August 21, 1862 – January 2, 1924) was a Canadian journalist, lawyer, politician, federal Cabinet minister, Speaker of the House of Commons of Canada, and puisne justice of the Supreme Court of Canada.

He also engaged in journalism for Liberal newspapers such as la Patrie and L'Électeur before becoming editor of Le Soir.

In 1906, he was promoted to Minister of Marine and Fisheries and reorganized the Montreal Harbours Commission and instituted reforms in the department to reduce patronage and corruption.

Brodeur was a member of the Canadian delegation to the 1907 Imperial Conference in London, and also helped negotiate a trade treaty with France.

Prior to the 1911 election, Brodeur retired from politics and was appointed by Laurier to a seat on the Supreme Court of Canada.

Brodeur died on 2 January 1924, at the Lieutenant Governor's official residence of Spencer Wood in Sillery.