Henry Calvin Johnson Jr. (born October 2, 1954) is an American lawyer and politician serving as the U.S. representative for Georgia's 4th congressional district since 2007. He is a member of the Democratic Party. The district is anchored in Atlanta's inner eastern suburbs, including Decatur, all of Rockdale County, Lithonia, Stone Mountain, Covington and a sliver of Atlanta itself. Johnson is one of only three Buddhists to have served in the United States Congress. The others are Senator Mazie Hirono and former Representative Colleen Hanabusa, both of Hawaii.