Beatrice Janet Trew (December 4, 1897 - June 4, 1976) was a Canadian politician.
She received teacher training in Fredericton and moved to a school at Manor, Saskatchewan in 1917.
The following year she taught at Lemsford, where she met and married J. Albert Trew, a district farmer.
When the Saskatchewan Farmers Union was organized in 1950, she and her husband joined; she became women's district director in 1953, and was elected women's president of the provincial farm union in 1958, a post she held for five years.
She is the grandmother of long-time Regina NDP MLA Kim Trew