Great Canadian Dollar Store Ltd. (GCDS) is a privately owned Canadian franchise dollar store. The discount merchandiser was founded in 1993 by Bud and Vivian Walker, with the set-up of a head office in Victoria, British Columbia and opening of the first BC store in Kamloops. Franchised stores are located across Canada, including the Yukon, British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, Nova Scotia, New Brunswick, Prince Edward Island and Newfoundland. In 2015, Great Canadian Dollar Store was purchased by Kevin & Jane Kane of Quispamsis, NB.

Founded in 1993, Great Canadian Dollar Store sold products with a retail price of $1.00. As the company grew and product lines expanded, the maximum retail price moved between $1 to $3. Now with the greater access to product, Great Canadian Dollar Store has moved their to retail prices from between $1 to $20 for the majority of the product. With the purchase of Great Canadian Dollar Store by Kevin Kane, the emphasis is to grow the brand in smaller rural communities.