John Tully "Jeck" Spiers (March 10, 1860 – March 13, 1924) was a Scottish-born actor in Winnipeg, Manitoba.
The son of John Speirs and Elisabeth Tully, he was born in Glasgow, was educated in Argyleshire and moved to Winnipeg in 1882. He operated a large bakery in partnership with Edward Parnell. One of the largest in western Canada, the bakery's daily output was 100,000 loaves.
In 1883, Spiers married Susan Manie. He served on the Winnipeg city council.
Spiers died at home in Winnipeg at the age of 63.