| Opolchentsev Vladimir Anatolevich year of birth not listed · Self-nomination | Regional assembly, Nizhny Novgorod Oblast, 2002 31.03.2002 · Nizhny Novgorod Oblast |
| Opongosheva Mariya Viktorovna b. 24.07.1930 · Withdrawn · Self-nomination | Regional assembly, Altai Republic, 2001 18.02.2001 · Altai Republic |
| Opryatov Vitaliy Ivanovich b. 02.01.1971 · кандидат с отказом в регистрации · Voters’ group | Regional assembly, Oryol Oblast, 2007 11.03.2007 · Oryol Oblast |
| Orgin Aleksandr Stepanovich year of birth not listed · Self-nomination | Regional assembly, Ulyanovsk Oblast, 2003 07.12.2003 · Ulyanovsk Oblast |
| Orgin Aleksandr Stepanovich year of birth not listed · CPRF | Regional assembly, Ulyanovsk Oblast, 2003 07.12.2003 · Ulyanovsk Oblast |
| Orgolaynen Aleksandr Arovich year of birth not listed · United Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Ordakhov Valeriy Spartakovich year of birth not listed · Self-nomination | Regional assembly, Sakha Republic (Yakutia), 2001 16.09.2001 · Sakha Republic (Yakutia) |
| Ordinartsev Mikhail Viktorovich b. 27.06.1984 · кандидат с отказом в регистрации · Voters’ group | Regional assembly, Leningrad Oblast, 2007 11.03.2007 · Leningrad Oblast |
| Orekhanov Lev Mikhaylovich b. 23.10.1971 · кандидат с отказом в регистрации · Voters’ group | Regional assembly, Lipetsk Oblast, 2006 08.10.2006 · Lipetsk Oblast |
| Orekhanov Sergey Voleslavovich b. 30.12.1957 · утративший статус выдв. кандидата · Samovydvizhenie | Regional assembly, Krasnodar Krai, 2012 14.10.2012 · Krasnodar Krai |
| Orekhov Aleksandr Vladimirovich b. 15.10.1975 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Republic of Mordovia, 2007 02.12.2007 · Republic of Mordovia |
| Orekhov Andrey Vasilevich year of birth not listed · Self-nomination | State Duma, 2003 07.12.2003 · Russian Federation |
| Orekhov Vladimir Viktorovich year of birth not listed · Self-nomination | Regional assembly, Bryansk Oblast, 2000 10.12.2000 · Bryansk Oblast |
| Orekhov Ivan Egorovich year of birth not listed · Self-nomination | Regional assembly, Kirov Oblast, 2001 17.06.2001 · Kirov Oblast |
| Orekhov Ivan Egorovich year of birth not listed · Self-nomination | Regional assembly, Kirov Oblast, 2001 25.03.2001 · Kirov Oblast |
| Orekhov Oleg Yurevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orekhov Petr Vasilevich year of birth not listed · Voters’ group | Regional assembly, Moscow Oblast, 2001 16.12.2001 · Moscow Oblast |
| Orekhov Petr Vasilevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orekhov Sergey Leonidovich b. 02.05.1957 · утративший статус выдв. кандидата · Patriots of Russia | Regional assembly, Smolensk Oblast, 2007 02.12.2007 · Smolensk Oblast |
| Orekhova Tatyana Romanovna year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Oreshin Vadim Petrovich b. 08.02.1951 · кандидат с отказом в регистрации · Samovydvizhenie | By-election · State Duma, 2018 09.09.2018 · Russian Federation |
| Oreshin Vadim Petrovich year of birth not listed · Self-nomination | Regional assembly, Nizhny Novgorod Oblast, 2002 31.03.2002 · Nizhny Novgorod Oblast |
| Oreshin Vadim Petrovich year of birth not listed · Yabloko | State Duma, 2003 07.12.2003 · Russian Federation |
| Oreshkin Oleg Anatolevich year of birth not listed · Self-nomination | Regional assembly, Moscow, 2001 16.12.2001 · Moscow |
| Oreshkina Tatyana Sergeevna b. 26.09.1980 · кандидат с отказом в регистрации · Samovydvizhenie | State Duma, 2021 19.09.2021 · Russian Federation |
| Oreshko Vladimir Vladimirovich year of birth not listed · Self-nomination | Regional assembly, Leningrad Oblast, 2001 16.12.2001 · Leningrad Oblast |
| Oreshkov Sergey Pavlovich b. 15.02.1998 · утративший статус выдв. кандидата · New People | By-election · Regional assembly, Altai Krai, 2023 29.01.2023 · Altai Krai |
| Oreshnikova Lyudmila Petrovna b. 01.07.1951 · утративший статус выдв. кандидата · Voters’ group | Regional assembly, Republic of Tatarstan, 2004 14.03.2004 · Republic of Tatarstan |
| Oreshnikova Lyudmila Petrovna year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orinov Vyacheslav Nikolaevich b. 01.08.1957 · Withdrawn · Self-nomination | Regional assembly, Chuvash Republic, 2002 21.07.2002 · Chuvash Republic |
| Orishev Aleksandr Borisovich year of birth not listed · LDPR | State Duma, 2003 07.12.2003 · Russian Federation |
| Orkish Sergey Nikonovich year of birth not listed · Self-nomination | Regional assembly, Omsk Oblast, 2002 24.03.2002 · Omsk Oblast |
| Orlikova Irina Borisovna year of birth not listed · Self-nomination | Regional assembly, Tambov Oblast, 2001 16.12.2001 · Tambov Oblast |
| Orlov Aleksandr Alekseevich b. 16.11.1958 · Withdrawn · Samovydvizhenie | Regional assembly, Magadan Oblast, 2010 10.10.2010 · Magadan Oblast |
| Orlov Aleksandr Ivanovich year of birth not listed · Voters’ group | Regional assembly, Volgograd Oblast, 2003 07.12.2003 · Volgograd Oblast |
| Orlov Aleksandr Ivanovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orlov Aleksandr Ivanovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orlov Aleksandr Mikhaylovich b. 06.09.1971 · утративший статус выдв. кандидата · United Russia | Regional assembly, Moscow, 2009 11.10.2009 · Moscow |
| Orlov Aleksandr Sergeevich b. 15.03.1979 · кандидат с отказом в регистрации · Communists of Russia | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Orlov Aleksandr Stepanovich b. 29.08.1963 · зарег. по проп. и маж. системам · A Just Russia | Regional assembly, Altai Krai, 2008 02.03.2008 · Altai Krai |
| Orlov Aleksey Maratovich b. 09.10.1961 · кандидат с отказом от мандата · United Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Orlov Anatoliy Aleksandrovich year of birth not listed · Self-nomination | Regional assembly, Leningrad Oblast, 2001 16.12.2001 · Leningrad Oblast |
| Orlov Anatoliy Mikhaylovich year of birth not listed · LDPR | Regional assembly, Sakhalin Oblast, 2004 10.10.2004 · Sakhalin Oblast |
| Orlov Vadim Ivanovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orlov Vadim Ivanovich b. 17.07.1953 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Ulyanovsk Oblast, 2008 02.03.2008 · Ulyanovsk Oblast |
| Orlov Vadim Ivanovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orlov Viktor Sergeevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Orlov Vladimir Aleksandrovich year of birth not listed · Self-nomination | Regional assembly, Tomsk Oblast, 2001 16.12.2001 · Tomsk Oblast |
| Orlov Vladimir Andreevich b. 08.02.1949 · Withdrawn · CPRF | Regional assembly, Republic of Adygea, 2011 13.03.2011 · Republic of Adygea |
| Orlov Vladimir Petrovich year of birth not listed · Self-nomination | Regional assembly, Tula Oblast, 2004 03.10.2004 · Tula Oblast |
