Viktor Ivanovich Grishin (in Russian: Виктор Иванович Гришин; born 17 February 1951, Bolshebereznikovsky District, Mordovia, Soviet Union) is a Russian economist and politician, full Ph.D. in Economics, professor.

From 1981 to 1984 he attended graduate school at the Research Institute of USSR Ministry of Construction.

[2][3] From 1985 to 1988 he served as Deputy Chairman of the State Planning Committee of the Mordovian ASSR.

From 1989 to 1992 he served as Deputy Chairman of the State Committee of the Mordovian ASSR for Economics.

He served as Chairman of the State Duma Committee on Federation Affairs and Regional Policy, member of the Energy Committee, Deputy Head of the United Russia fraction in the State Duma.