| Omegov Vladimir Nikolaevich b. 29.04.1946 · Elected deputy · CPRF | Regional assembly, Kurgan Oblast, 2010 14.03.2010 · Kurgan Oblast |
| Omelchenko Valeriy Viktorovich b. 22.06.1961 · Elected deputy · United Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Ometov Vyacheslav Aleksandrovich b. 12.12.1951 · Elected deputy · Self-nomination | Regional assembly, Yaroslavl Oblast, 2004 14.03.2004 · Yaroslavl Oblast |
| Omrynto Petr Konstantinovich b. 10.11.1949 · Elected deputy · United Russia | Regional assembly, Chukotka Autonomous Okrug, 2005 25.12.2005 · Chukotka Autonomous Okrug |
| Onguda Shimet Khuler-oolovich b. 05.02.1966 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Amir Namazhapovich b. 29.07.1965 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Zinaida Shurzheneevna b. 16.09.1947 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Kongar Borisovich b. 29.03.1962 · Elected deputy · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Ondar Marat-ool Idamovich b. 18.03.1945 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2010 10.10.2010 · Tuva Republic |
| Ondar Marat-ool Idamovich b. 18.03.1945 · Elected deputy · United Russia | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Ondar Mira Tadar-oolovna b. 21.09.1961 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Oner Khulerovich b. 16.03.1966 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Ondar Oner Khulerovich b. 16.03.1966 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Orgelleer Chuvurekovich b. 01.08.1948 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Svyatoslav Chotpaevich b. 04.01.1958 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2010 10.10.2010 · Tuva Republic |
| Ondar Tatyana Dotkan-oolovna b. 25.01.1955 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Onischenko Gennadiy Grigorevich b. 20.11.1950 · Elected deputy · United Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| Onischenko Olga Vladimirovna b. 15.07.1972 · Elected deputy · United Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Onischenko Olga Vladimirovna b. 15.07.1972 · Elected deputy · United Russia | Regional assembly, Novosibirsk Oblast, 2005 11.12.2005 · Novosibirsk Oblast |
| Onoprienko Andrey Borisovich b. 27.12.1968 · Elected deputy · United Russia | Regional assembly, Kaliningrad Oblast, 2011 13.03.2011 · Kaliningrad Oblast |
| Onoprienko Yuriy Ivanovich b. 09.12.1956 · Elected deputy · United Russia | Regional assembly, Khabarovsk Krai, 2005 11.12.2005 · Khabarovsk Krai |
| Oorzhak Aleksandr Dotkan-oolovich b. 28.03.1956 · Elected deputy · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Oorzhak Andrey Burukeyevich b. 22.10.1959 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Oorzhak Andrian Sherig-oolovich b. 10.07.1973 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2010 10.10.2010 · Tuva Republic |
| Oorzhak Andrian Sherig-oolovich b. 10.07.1973 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Arzhaan Nikiforovich b. 13.01.1979 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Vladimir Bokpashtaanovich b. 21.03.1960 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Oorzhak Dandar Dandar-oolovich b. 13.08.1964 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Dandar Dandar-oolovich b. 13.08.1964 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2010 10.10.2010 · Tuva Republic |
| Oorzhak Lorisa Byurbyuevna b. 10.08.1985 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2010 10.10.2010 · Tuva Republic |
| Oorzhak Lyubov Mandaraevna b. 14.06.1964 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Mergen Dadar-oolovich b. 09.03.1981 · Elected deputy · United Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| Oorzhak Sara Mongushovna b. 05.07.1949 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Sergey Ynaazhykovich b. 06.09.1953 · Elected deputy · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Sherig-ool Dizizhikovich b. 24.07.1942 · Elected · Self-nomination | Head, Tuva Republic, 2002 17.03.2002 · Tuva Republic |
| Oorzhak Sholban Aleksandrovich b. 15.05.1979 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 23.06.2002 · Tuva Republic |
| Oorzhak Sholban Bayanovich b. 06.12.1969 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oparyshev Stepan Stepanovich b. 1987 · Elected · LDPR | Regional assembly, Kaluga Oblast, 2025 14.09.2025 · Kaluga Oblast |
| Opey-ool Ulyana Pavlovna b. 22.09.1954 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Orgeeva Marina Eduardovna b. 21.09.1959 · Elected deputy · United Russia | State Duma, 2021 19.09.2021 · Russian Federation |
| Orgeeva Marina Eduardovna b. 21.09.1959 · Elected deputy · United Russia | Regional assembly, Kaliningrad Oblast, 2006 12.03.2006 · Kaliningrad Oblast |
| Orgeeva Marina Eduardovna b. 21.09.1959 · Elected deputy · United Russia | Regional assembly, Kaliningrad Oblast, 2011 13.03.2011 · Kaliningrad Oblast |
| Ordenov Gennadiy Ivanovich b. 04.09.1957 · Elected deputy · United Russia | Regional assembly, Astrakhan Oblast, 2011 04.12.2011 · Astrakhan Oblast |
| Ordin Yuriy Vyacheslavovich b. 07.10.1956 · Elected deputy · United Russia | Regional assembly, Vologda Oblast, 2011 04.12.2011 · Vologda Oblast |
| Ordynskaya Tatyana Adimirikanovna b. 27.01.1947 · Elected · Moskovskoe oblastnoe otdelenie Kommunisticheskoy partii Rossiyskoy Federatsii | Regional assembly, Moscow Oblast, 2011 04.12.2011 · Moscow Oblast |
| Ordynskaya Tatyana Adimirikanovna b. 27.01.1947 · Elected deputy · Moskovskoe oblastnoe otdelenie Kommunisticheskoy partii Rossiyskoy Federatsii | Regional assembly, Moscow Oblast, 2011 04.12.2011 · Moscow Oblast |
| Orekhov Aleksandr Yurevich b. 17.03.1965 · Elected deputy · United Russia | Regional assembly, Kaliningrad Oblast, 2006 12.03.2006 · Kaliningrad Oblast |
| Orekhov Andrey Vladimirovich b. 1981 · Elected · United Russia | Regional assembly, Chelyabinsk Oblast, 2025 14.09.2025 · Chelyabinsk Oblast |
| Orekhov Vladimir Aleksandrovich b. 24.02.1962 · Elected deputy · Self-nomination | Regional assembly, Tver Oblast, 2001 16.12.2001 · Tver Oblast |
| Orkish Sergey Nikonovich b. 01.08.1952 · Elected deputy · United Russia | Regional assembly, Omsk Oblast, 2007 11.03.2007 · Omsk Oblast |
