Hiroyuki Sonoda (?? ??, Sonoda Hiroyuki, February 19, 1942 – November 11, 2018) was a Japanese politician serving in the Diet (national legislature) as a member of the House of Representatives for Kumamoto 4th district; following the 2017 general election when Kumamoto lost one seat due to reapportionment, he moved to the Kyushu proportional representation block.
He was a member of the Liberal Democratic Party (LDP), previous party affiliations have been independent?LDP?New Party Sakigake?Independent?LDP?Sunrise Party of Japan?Sunrise Party?Japan Restoration Party?Party for Future Generations?Sunrise Party?Party for Future Generations?LDP.