Matthew Robert Blake (January 8, 1876 – November 21, 1937) was a Canadian politician and soldier. Blake was born in Ashfield, Ontario, Canada. He was elected as a Member of the Unionist Party in the 1917 election. He was defeated in the 1921 election as a candidate for the historical Conservative Party then defeated again in 1925 and in 1930 in the riding of Winnipeg North. He was also a captain in the 106th Winnipeg Light Infantry Regiment as a medical officer.