Andrew P. Harris, known as Andy Harris (born January 25, 1957), is an American anesthesiologist who is a Republican member of the United States House of Representatives from Maryland. He served as chairman of the Pro-Life Caucus in the Maryland State Senate, of which he was a member from 1998 to 2010.
He defeated the nine-term pro-abortion Representative Wayne Gilchrest in the 2008 GOP primary, who subsequently endorsed the Democrat Frank Kratovil in the general election. Kratovil narrowly defeated Harris in that general election.
Harris defeated Kratovil in a rematch during the 2010 election, when Republicans regained the majority in the U.S. House.
Andy Harris served seventeen years in the United States Naval Reserve and was on active duty during Operation Desert Storm. He holds the rank of commander.
His undergraduate and medical degrees are from Johns Hopkins University in Baltimore, Maryland. Married for 30 years, he and his wife have five children. Until his election to Congress, he practiced medicine in hospitals on the Eastern Shore of Maryland. His residence is in Cockeysville in Baltimore County.