William Warren Baldwin

William Warren Baldwin
6th Treasurer of the Law Society of Upper Canada
In office 1811–1815
Preceded by	G. D'Arcy Boulton
Succeeded by	G. D'Arcy Boulton
Personal details
Born	April 25, 1775 County Cork, Ireland
Died	January 8, 1844(1844-01-08) (aged 68) Toronto, Upper Canada
Nationality	Canadian
Alma mater	University of Edinburgh

William Warren Baldwin (April 25, 1775 – January 8, 1844) was a medical doctor, businessman, lawyer, judge, architect and reform politician in Upper Canada. He, and his son Robert Baldwin, are recognized for having introduced the concept of "responsible government", the principle of cabinet rule on which Canadian democracy is based.