Winfred Hamlin Ziegler (November 23, 1885 - July 6, 1972) was the fourth bishop of the Episcopal Diocese of Wyoming from 1936 to 1949.
He was educated at the Detroit Church Academy, after which he worked as a hardware salesman between 1899 and 1907.
He was then ordained deacon in March 1912 and priest in May 1913 by Bishop Peter Trimble Rowe of Alaska.
He ministered Valdez, Alaska until 1914, when he transferred to the Olympic Peninsula Missions in Washington, remaining till 1915.
In 1923, he became rector of the Church of the Redeemer in Elgin, Illinois, remaining till 1931, when he became Archdeacon of Chicago.