Thomas W. "Tom" Ewing (born September 19, 1935 in Atlanta, Illinois) is a former Republican member of the United States House of Representatives and the Illinois State House of Representatives. Ewing was a state representative from 1974 to 1991, and a U.S. Congressman representing the 15th district of Illinois from July 2, 1991 until his retirement on January 3, 2001. In January 1995 he was named a Deputy Republican House Whip. While a U.S. Congressman, Thomas Ewing was considered to be a Conservative, favoring a smaller, less intrusive government, but more on economic issues than on social ones.
Ewing has a B.S. from Millikin University, Decatur, Illinois, where we was a member of the Illinois Delta Chapter of Sigma Alpha Epsilon, and a J.D. from John Marshall Law School in Chicago. Ewing served in the United States Army Reserve from 1957 to 1963. He practiced law privately from 1963 until 1968, and Ewing was the Livingston County, Illinois district attorney from 1968 until 1973. He earned his seat in Congress after a special election was called following the resignation of Edward Madigan. In December 2000 he introduced the Commodity Futures Modernization Act of 2000.
From 2001 to 2007, Ewing served as the chairman of the Biomass Research and Development Technical Advisory Committee. This new government body was created in 2000.