William D. Walsh (February 5, 1924 – August 3, 2003) was an American politician and businessman.
Born in Chicago, Illinois, Walsh served in the United States Navy during World War II.
He worked in his family's insurance business and lived in La Grange, Illinois.
His uncle Arthur J. Bidwill and his brother Richard A. Walsh also served in the Illinois General Assembly.
This article about a Member of the Illinois House of Representatives is a stub.