The community gets its name from Mr. O. Winter, who was a contractor for the Grand Trunk Pacific Railway. This line was named alphabetically, from the east, "Vera", after his daughter, "Winter" after himself; and to the west (skipping over 'x') "Yonker", named after his mother's family.
The Post Office opened on November 1, 1909, and closed on June 28, 1948.