Thomas Howard Kean Jr. ( KAYN; born September 5, 1968) is an American politician serving as the U.S. representative from New Jersey's 7th congressional district since 2023. He represented New Jersey's 21st legislative district in the New Jersey Senate from 2003 to 2022, serving as minority leader from 2008 to 2022. A member of the Republican Party, Kean is the son of former New Jersey governor Thomas Kean. From 2001 to 2003, Kean was a member of the New Jersey General Assembly, representing the 21st legislative district, which includes parts of Union, Morris, Somerset, and Essex counties. In 2003, he was elected a New Jersey state senator representing the same district, and in January 2008 he became minority leader of the New Jersey Senate, serving in the position until his term ended in January 2022.After Governor Chris Christie was reelected in 2013, Christie tried and failed to remove Kean as minority leader. Kean was frequently mentioned as a potential Republican candidate for governor in the 2017 New Jersey gubernatorial election, but did not seek the nomination.Kean ran to represent New Jersey's 7th congressional district in 2000 and lost to Mike Ferguson in the Republican primary. He ran again in 2020 and became the Republican nominee, but lost the general election to incumbent Democrat Tom Malinowski. In a 2022 rematch, Kean defeated Malinowski.