Grandmasters Curling Association OntarioMen curlers 70 and over. Women curlers 65 and over. Provincial Championship Weekend is March 19-21, 2020 Grandmasters Curling Association OntarioMen curlers 70 and over. Women curlers 65 and over. Zone Playdowns are November 25 thru December 13, 2019 Provincial Championship Weekend March 19 thru March 21,2020
