Robert Jones Portman (born December 19, 1955) is an American politician, currently serving as the junior United States Senator from Ohio. A Republican, Portman previously served as a U.S. Representative, the 14th United States Trade Representative, and the 35th Director of the Office of Management and Budget (OMB).
In 1993, he won a special election to represent Ohio’s 2nd congressional district in the United States House of Representatives. He was reelected 6 times before resigning upon his appointment by President George W. Bush to become the U.S. Trade Representative in May 2005. As Trade Representative, Portman initiated trade agreements with other countries, and pursued claims at the World Trade Organization. In May 2006, Bush appointed Portman the Director of the Office of Management and Budget.
In 2010, Portman announced his campaign for the United States Senate seat being vacated by George Voinovich. He won easily over then-Lieutenant Governor Lee Fisher and was reelected in 2016. As a Senator, Portman has been viewed as a moderate Republican, though he has voted in line with President Donald Trump 92% of the time.