Hiroyuki Hosoda (?? ??, Hosoda Hiroyuki, born 5 April 1944) is a Japanese politician of the Liberal Democratic Party, a member of the House of Representatives in the Diet (national legislature).
In 2004–2005, he was the Chief Cabinet Secretary in Junichiro Koizumi's Cabinets, succeeded by Shinzo Abe on 31 October 2005.
A native of Matsue and graduate of the University of Tokyo, he worked at the Ministry of International Trade and Industry from 1967 to 1986.
He was elected to the House of Representatives for the first time in 1990.