1958 Western Canada Women's Curling Championship

The 1958 T. Eaton Company Western Canada Women's Curling Championship was held to March 11 to 13, 1958 at the North Hill Curling Club in Calgary, Alberta. The winning team received the Eaton Trophy.

British Columbia won its third straight Western Canadian Championship, defeating Alberta 9–8 in a playoff after both teams finished the rouble round robin with identical 4–2 records. In the playoff, British Columbia, skipped by Lois Haddon defeated Alberta, skipped by Ethel Lees, 9–8. B.C. got off to great store by scoring a 5-ender in the second, and had a 7–2 lead after six. Alberta rallied back to bring them within a point after 11 ends. In the 12th and final end, Lees took out an Alberta biter on her last, blanking the end, and winning the game.