Question: Matt Doheny ran in the Republican primary for New York's 21st congressional district, a congressional district for the United States House of Representatives that is currently represented by who?
Context: Anne Meagher Northup (born January 22, 1948) is an American Republican politician from the state of Kentucky.  From 1997 to 2007, she represented the Louisville-centered 3rd congressional district of Kentucky in the United States House of Representatives, where she served on the powerful House Appropriations Committee.  She lost reelection to Democratic politician John Yarmuth in the 2006 election.  She then ran for governor, losing by 15 points to embattled Governor of Kentucky Ernie Fletcher in the Republican primary election for the 2007 Kentucky gubernatorial election.  Prior to her election to the United States House of Representatives, Northup had served in the Kentucky House of Representatives. Georgia's 1st congressional district is a congressional district in the U.S. state of Georgia.  The district is currently represented by Republican Buddy Carter, though the district's boundaries have been redrawn following the 2010 census, which granted an additional congressional seat to Georgia.  The first election using the new district boundaries (listed below) were the 2012 congressional elections. Michael Robert "Mike" McNulty (born September 16, 1947) is a retired politician from the U.S. state of New York.  He served in the United States House of Representatives from 1989 to 2009, initially representing New York's 23rd congressional district and then, after redistricting, New York's 21st congressional district.  He is a Democrat, and was chairman of the House Subcommittee on Social Security in the 110th Congress. The 1st Congressional District of New York is a congressional district for the United States House of Representatives in eastern Long Island.  It includes most of Central and Eastern Suffolk County, including most of Smithtown, as well as the entirety of the towns of Brookhaven, Riverhead, Southold, Southampton, East Hampton, and Shelter Island.  The district encompasses extremely wealthy enclaves such as the Hamptons, middle class suburban towns such as Selden, Centereach and Lake Grove, working-class neighborhoods such as Mastic, Shirley, and Riverhead and rural farming communities such as Mattituck and Jamesport on the North Fork.  The district currently is represented by Republican Lee Zeldin.  In the 2014 election, Zeldin defeated Democrat Tim Bishop, who had represented the district since 2003. The 21st Congressional District of New York is a congressional district for the United States House of Representatives that is currently represented by Republican Elise Stefanik. Matt Doheny is an American businessman, lawyer, and politician.  He was a Republican candidate for the United States Congress in New York State in 2010 and 2012, losing narrowly on both occasions to Democrat Bill Owens.  In 2014, he ran in the Republican primary for New York's 21st congressional district.  Doheny lost the primary to Elise Stefanik, who subsequently went on to win the general election. Kansas's 1st congressional district is a congressional district in the U.S. state of Kansas.  Commonly known as "The Big First", the district encompasses 63 counties in western and northern Kansas (more than half of the state), making it the 12th largest congressional district in the nation.  Located within the district are Manhattan, Salina, Dodge City, Emporia, Garden City, Hays and Hutchinson.  From 2011 to 2017, the district was represented by Republican Tim Huelskamp who was originally elected in 2010 to succeed fellow Republican Jerry Moran who ran successfully for the U.S. Senate seat formerly held by now Governor Sam Brownback.  Huelskamp was re-elected twice in 2012 and 2014, but lost the 2016 Republican primary for a fourth term to obstetrician Roger Marshall. Wisconsin's 1st congressional district is a congressional district of the United States House of Representatives in southeastern Wisconsin, covering Kenosha County, Racine County and most of Walworth County, as well as portions of Rock County, Waukesha County and Milwaukee County.  The district's current Representative is Republican Paul Ryan, the current Speaker of the House of Representatives, who was the Republican candidate for Vice President of the United States in the United States presidential election of 2012. The 22nd Congressional District of New York is a congressional district for the United States House of Representatives, currently represented by Republican Claudia Tenney, located in Central New York.  Significant cities in the district include Utica, Rome, Cortland and Binghamton.  Binghamton University, Hamilton College and Colgate University are located in the district. Theodore Eliot Deutch (born May 7, 1966) is a Democratic member of the United States House of Representatives for Florida's 22nd congressional district.  He first won election to Congress during a special election in April 2010 in Florida's 19th congressional district.  He previously served in the Florida Senate.  In 2012, due to redistricting, he ran for and won re-election in Florida's 21st congressional district.
Answer: Republican Elise Stefanik