Willis David "Bill" Gradison Jr. (born December 28, 1928) is an American politician from Ohio who served in the United States House of Representatives from 1975 to 1993.

This service included a term as mayor of Cincinnati in 1971 (a position that at the time rotated among council members).

And another such provision included in the 1983 reform act, which was first introduced by Gradison as a U.S. House Bill, was to place the Social Security Trust Funds "off-budget", out of the general Treasury revenue budget, in order to avoid politicizing the reform process of the Social Security system.

At the time this was so controversial that Congress had initiated several consecutive moratoriums on the IRS that prohibited them from issuing such fringe benefit regulations.

The vacancy in the House of Representatives created by Gradison's 1993 resignation was filled by a special election, which was won by fellow Republican Rob Portman.

Gradison was unanimously reappointed to a full five-year term in August 2004, and served as Acting Chairman from December 2005 to July 2006.

He was named commissioner of the Medicare Payment Advisory Commission (MedPAC), which is an independent Congressional agency established by the Balanced Budget Act of 1997 (P.L.

MedPAC's biography of Gradison cites his previous experience as a member of the Health Subcommittee of the Committee on Ways and Means; his Vice Chairmanship of the U.S.