The Canadian Derby is a Canadian Thoroughbred horse race run annually at Northlands Park in Edmonton, Alberta. A Grade III event held near the end of August, it is open to thee-year-old horses and is raced on dirt over a distance of one and three-eights miles (11 furlongs). It was contested at 1 mile from 1930 to 1933, and at 1¼ miles from 1934 through 1956.