Eiichiro Washio (鷲尾 英一郎, Washio Eiichirō, born January 3, 1977) is a Japanese politician of the Democratic Party of Japan, a member of the House of Representatives in the Diet (national legislature). A native of Niigata, Niigata and graduate of the University of Tokyo, he worked at from 2001 to 2005. He was elected to the House of Representatives for the first time in 2005.