Tetsundo Iwakuni (岩國 哲人, Iwakuni Tetsundo, born July 11, 1936) is a prominent Japanese politician who, until 2009, represented Democratic Party of Japan as a member of the House of Representatives in the Diet (national legislature). Iwakuni was born in Osaka and graduated from the University of Tokyo. He worked at Nikko Securities from 1959 to 1977, heading its offices in London, Paris and Beirut, and then at Morgan Stanley from 1977 to 1984. In 1984 he became the CEO of Merrill Lynch Japan, and in 1987 was promoted to a senior executive position at Merrill Lynch Capital Markets in the US.