Joseph Patrick "Joe" Kennedy III (born October 4, 1980) is an American lawyer, politician, and a member of the Kennedy family. He was the U.S. Representative for from 2013 to 2021. In 2022, he became the United States Special Envoy for Northern Ireland. He is a Democrat whose district stretches from the western suburbs of Boston to the state's South Coast.
He is the son of former U.S. Representative Joseph P. Kennedy II and grandson of Robert F. Kennedy and Ethel Skakel Kennedy. He worked as a Peace Corps volunteer and as an assistant district attorney in the Cape and Islands and Middlesex offices before his election to Congress.
On January 30, 2018, Kennedy delivered the Democratic response to President Trump's State of the Union address.
On September 21, 2019, Kennedy announced his plans to run against Ed Markey in the 2020 Massachusetts United States Senate race. He lost the primary to Markey on September 1, 2020, making him the first Kennedy family member to lose an election in Massachusetts.
In December 2022, Kennedy was named the United States Special Envoy to Northern Ireland for Economic Affairs by President Joe Biden.