The 1975 Macdonald Lassies Championship, the Canadian women's curling championship was held February 23 to 28, 1975 at the Moncton Coliseum in Moncton, New Brunswick.

[1] Quebec and Saskatchewan both finished round robin play tied for first with 7–2 records, necessitating a tiebreaker playoff between the two teams.

Team Quebec, who was skipped by Lee Tobin defeated Saskatchewan in the tiebreaker 7–5 to capture the championship, preventing Saskatchewan from winning their seventh straight title.

To date, this is Quebec's only women's championship.

The teams are listed as follows:[2] Medicine Hat CC, Medicine Hat Skip: Sharon Grigg Third: Betty Booth Second: Gail Frandsen Lead: Karen Love Skip: Marion Radcliffe Third: Karen Lovdahl Second: Phyliss McCrady Lead: Darlene Tucker Skip: Joan Mogk Third: Jean Moffatt Second: Betty Devine Lead: Karen Anderson Skip: Ivy Lord Third: Dorothy Garey Second: Clarie Olsen Lead: Helen Cook Skip: Gail Hiscock Third: Elsie May Second: Ruby Henry Lead: Ruth Carter Skip: Phyliss MacDonald Third: Jo Sutherland Second: Joan Renouf Lead: Alice Shakespere Skip: Bea Cole Third: Brenda Essery Second: Jane Chalmers Lead: Deanne Buchan Skip: Diane Blanchard Third: Barbara McCurdy Second: Jean Court Lead: Sharon MacEwen Skip: Lee Tobin Third: Marilyn McNeil Second: Michelle Garneau Lead: Laurie Ross Skip: Marjorie Mitchell Third: Kenda Richards Second: Nancy Kerr Lead: Florence Sanna Final Round Robin standings[2] [3]