Pierre-Basile Mignault
 Pierre-Basile Mignault (September 30 1854 – October 15 1945) was a Canadian lawyer and Puisne Justice of the Supreme Court of Canada.Born in Worcester Massachusetts the son of Pierre-Basile Mignault and Catherine O'Callaghan he received a Bachelor of Civil Law degree from McGill University in 1878. He was called to the Quebec Bar in 1878.