William Smith (Bill) Ziegler CBE, DSO, ED (Calgary, 5 April 1911 – 1999) was a Canadian General officer active in World War II. Ziegler was born in Calgary, Alberta. His mother took him to Edmonton after the death of his father in 1925. He went to Strathcona High School in Edmonton. In 1926 he joined the Non-Permanent Active Militia and worked his way up through the ranks. In 1932 he became an officer in the Militia. He died in 1999 in Edmonton, after a short illness.