Kenneth "Ken" Streatch (born January 27, 1942) is a farmer and former political figure in Nova Scotia, Canada.
He represented Bedford-Musquodoboit Valley and then Colchester-Musquodoboit Valley in the Nova Scotia House of Assembly from 1978 to 1993 as a Progressive Conservative member.
Born in Halifax, Nova Scotia in 1942, Streatch was educated at the Nova Scotia Agricultural College.
He married Barbara Blackburn in 1962.
Streatch was president of the Nova Scotia Federation of Agriculture in 1972.
He then served five years on Halifax County Council before entering provincial politics.
His daughter Judy was also a member of the Nova Scotia assembly and is a former provincial cabinet minister.