Sean Patrick Duffy (born October 3, 1971) is an American politician, prosecutor, former sports commentator, and reality television personality who is currently a co-host of The Bottom Line on Fox Business, as well as a contributor on Fox News. A member of the Republican Party, he served as the U.S. representative for Wisconsin's 7th congressional district from 2011 to 2019.
He first gained fame as a cast member on The Real World: Boston, 1998's Road Rules: All Stars and 2002's Real World/Road Rules Challenge: Battle of the Seasons, before going on to serve as district attorney of Ashland County, Wisconsin.