The 1966 Diamond "D" Championship the Canadian women's curling championship was held from February 28 to March 3, 1966 at the Capilano Winter Club in North Vancouver, British Columbia.
[1] Team Alberta, who was skipped by Gail Lee won the event by finishing round robin play unbeaten with a 9–0 record.
Alberta also tied a record for most points stolen in one end in their Draw 5 matchup with Quebec as Alberta scored six in the first end en route to a 14-6 win.
[3] This tournament would tie the record set in the inaugural 1961 event for the most extra ends in one tournament with four.
The teams are listed as follows:[4][5] Skip: Gail Lee Third: Hazel Jamison Second: Sharon Harrington Lead: June Coyle Skip: Margaret Cooke Third: Eva Glover Second: Ruth Hebert Lead: Marion Ellison Skip: Joyce Beek Third: Ruth McMillan Second: Margaret Davis Lead: Gayle White Skip: Shirley Pilson Third: Anne Orser Second: Helen Gammon Lead: Geraldine Lenihan Skip: Violet Pike Third: Gladys Clarke Second: Caroline Ball Lead: Joanne Goodyear Skip: Irene Snow Third: Jean Nickerson Second: Helen Duffus Lead: Ruth Lewis Skip: June Shaw Third: Shirley Wiebe Second: Dorothy Holmgren Lead: Joan LeCain Skip: Kay Hoare Third: Lila Tucker Second: Diane Stark Lead: Muriel Thomas Skip: Nicole Janelle Third: Roma Jean Second: Paulette Janelle Lead: Maurie Gagnon Skip: Barbara MacNevin Third: Fay Coben Second: Florence Hill Lead: Avis Carr Final Round Robin standings[5] All draw times are listed in Pacific Standard Time (UTC−08:00).