John Edward Neil "Jack" Wiebe SOM (May 31, 1936 – April 16, 2007) was a Canadian farmer and politician.

His great-grandfather, Jacob Wiebe, a Low German Mennonite, emigrated from Russia to Kansas in 1874.

Wiebe, settled in Saskatchewan in 1905 and became Herbert's first mayor when the community was incorporated as a township in 1912.

[2] He was elected as a Liberal in a 1971 by-election as a Member of the Legislative Assembly of Saskatchewan for the constituency of Morse.

He sat as a federal Liberal and resigned in 2004, seven years before the mandatory retirement age, for family reasons.