Ippolit Ippolitovich Dioumoulen (Russian: ??????´? ??????´????? ??????´?, 12 May 1927 – 26 September 2016) was a Soviet and Russian international economist, developer of Russian foreign trade policy and the Customs Union legislation, a key figure in the negotiations for Russia's accession to the WTO.
Adviser for Economic Policy, Budget and Finance for the Russian Parliament.For his research in international economic relations he was awarded the title of Honoured Scientist of the Russian Federation.