Provencher is a surname. Notable people with the surname include:
Cédrika Provencher (1997 – disappeared 2007), Canadian disappearance victim Claude Provencher (1949–2022), Canadian architect Ghislaine Provencher, candidate from the Liberal Party of Canada in the 2006 Canadian federal elections Jennifer Provencher (born 1979), Canadian conservation biologist Jimmy Provencher (born 1975), Canadian ice hockey right winger Joseph Provencher (1843–1887), Canadian pioneer, politician, and newspaper editor Norbert Provencher (1787–1853), Canadian clergyman and missionary Pierre-Paul Provencher, bandoneon player in Canadian tango nuevo band Norteño Raymonde Provencher, Canadian documentary filmmaker