The Colonial Square Classic is an annual women's curling tournament held at the Nutana Curling Club in Saskatoon, Saskatchewan. The tournament has run since 1981. It is part of the Women's World Curling Tour.
| Year | Winning team | Runner up | Purse (CAD) |
|---|---|---|---|
| 2011 | Crystal Webster, Erin Carmody, Geri-Lynn Ramsay, Samantha Preston | Valerie Sweeting, Leslie Rogers, Joanne Taylor, Rachelle Pidherny | 26,000 |
| 2010 | Stefanie Lawton, Sherry Anderson, Sherri Singler, Marliese Kasner | Jennifer Jones, Kaitlyn Lawes, Jill Officer, Dawn Askin | 26,000 |
| 2009 | Stefanie Lawton, Marliese Kasner, Sherri Singler, Lana Vey | Mirjam Ott, Carmen Schäfer, Carmen Küng, Janine Greiner | 35,000 |
| 2008 | Stefanie Lawton, Marliese Kasner, Sherri Singler, Lana Vey | Michelle Englot, Deanna Doig, Roberta Materi, Cindy Simmons | 35,000 |
| 2007 | Stefanie Lawton, Marliese Kasner, Sherri Singler, Lana Vey | Cathy King, Lori Olson, Raylene Rocque, Tracy Bush | 31,000 |
| 2006 | Jennifer Jones, Cathy Overton-Clapham, Jill Officer, Dana Allerton | Karen Purdy, Penny Roy, Susan Lang, Patty Bell | 31,000 |
| 2005 | Stefanie Lawton, Marliese Kasner, Sherri Singler, Chelsey Bell | Candace Chisholm, Tamara Greenbank, Natalie Greenbank, Kristy Wilson | 31,000 |
| 2004 | Sherry Middaugh, Kirsten Wall, Andrea Lawes, Sheri Greenman | Renée Sonnenberg, Nikki Smith, Twyla Bruce, Tina McDonald | 31,000 |